World's Best Scientists 2026 revealed!
Toru Tanzawa

Toru Tanzawa

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 33 5935 5699 250 236 179 7156

Toru Tanzawa publications per year

The chart shows the history of publications by Toru Tanzawa between 1992 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Toru Tanzawa published across 34 years, from 1992 to 2025, averaging 5.8 papers a year. Output peaked at 13 publications in 2016. 16 of the 197 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1992 to 2025. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 2016. 1992: 2 publications 1993: 0 publications 1994: 1 publication 1995: 3 publications 1996: 4 publications 1997: 6 publications 1998: 5 publications 1999: 5 publications 2000: 3 publications 2001: 4 publications 2002: 10 publications 2003: 8 publications 2004: 3 publications 2005: 12 publications 2006: 1 publication 2007: 2 publications 2008: 5 publications 2009: 2 publications 2010: 6 publications 2011: 8 publications 2012: 9 publications 2013: 4 publications 2014: 7 publications 2015: 10 publications 2016: 13 publications 2017: 3 publications 2018: 3 publications 2019: 9 publications 2020: 11 publications 2021: 8 publications 2022: 8 publications 2023: 6 publications 2024: 12 publications 2025: 4 publications
1992 2025

197 publications in total across all disciplines

View publications per year as a table
Toru Tanzawa: publications per year, 1992 to 2025
Year Publications
1992 2
1993 0
1994 1
1995 3
1996 4
1997 6
1998 5
1999 5
2000 3
2001 4
2002 10
2003 8
2004 3
2005 12
2006 1
2007 2
2008 5
2009 2
2010 6
2011 8
2012 9
2013 4
2014 7
2015 10
2016 13
2017 3
2018 3
2019 9
2020 11
2021 8
2022 8
2023 6
2024 12
2025 4
Total 197
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Toru Tanzawa publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Toru Tanzawa sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 53 bars. Horizontal axis: publications, 34–53 to 1,065+. Vertical axis: number of scientists, 0 to 445. Most scientists, 445, have 174–193 publications. The last bar groups every scientist with 1,065 publications or more. The highlighted bar, 174–193 publications, is where this scientist sits. 34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34–53 publications 1,065+

This scientist: 179 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

View publications distribution as a table
Number of Electronics and Electrical Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
Publications Scientists This scientist
34–53 24
54–73 52
74–93 114
94–113 203
114–133 269
134–153 355
154–173 403
174–193 445 179
194–213 430
214–233 431
234–253 399
254–273 366
274–293 335
294–313 300
314–333 276
334–353 250
354–373 214
374–393 187
394–413 152
414–433 169
434–453 147
454–473 111
474–493 117
494–513 103
514–533 99
534–553 92
554–573 75
574–593 58
594–613 69
614–633 50
634–653 62
654–673 54
674–693 44
694–713 37
714–733 28
734–753 26
754–773 26
774–793 19
794–813 23
814–833 20
834–853 16
854–873 20
874–893 11
894–913 11
914–933 16
934–953 13
954–973 10
974–993 11
994–1,013 9
1,014–1,033 9
1,034–1,053 10
1,054–1,064 6
1,065+ 99
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Toru Tanzawa D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Toru Tanzawa sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 82 bars. Horizontal axis: D-Index, 30 to 111+. Vertical axis: number of scientists, 0 to 263. Most scientists, 263, have 32 D-Index. The last bar groups every scientist with 111 D-Index or more. The highlighted bar, 33 D-Index, is where this scientist sits. 30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 33 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

View D-Index distribution as a table
Number of Electronics and Electrical Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
D-Index Scientists This scientist
30 178
31 257
32 263
33 262 33
34 244
35 236
36 211
37 220
38 214
39 214
40 205
41 187
42 194
43 201
44 155
45 189
46 148
47 160
48 134
49 130
50 141
51 156
52 108
53 130
54 112
55 97
56 111
57 102
58 108
59 120
60 103
61 93
62 92
63 74
64 77
65 73
66 64
67 69
68 60
69 39
70 57
71 59
72 46
73 49
74 38
75 35
76 32
77 35
78 31
79 22
80 34
81 31
82 34
83 23
84 18
85 30
86 19
87 19
88 20
89 8
90 17
91 7
92 14
93 9
94 15
95 10
96 12
97 10
98 10
99 12
100 16
101 5
102 7
103 7
104 8
105 9
106 13
107 4
108 5
109 10
110 8
111+ 96
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Research.com Recognitions

  • 2016 - IEEE Fellow For contributions to integrated high-voltage circuits

Overview

Toru Tanzawa is affiliated with Shizuoka University in Japan. Their research primarily focuses on engineering, with a strong emphasis on electrical and electronic engineering, as well as contributions to mechanical engineering, materials chemistry, biomedical engineering, and computer networks and communications. Their work spans practical and theoretical aspects of energy and electronic device technologies.

The main topics of their research include:

  • Energy Harvesting in Wireless Networks
  • Innovative Energy Harvesting Technologies
  • Wireless Power Transfer Systems
  • Advanced Thermoelectric Materials and Devices
  • Semiconductor materials and devices
  • Advanced Sensor and Energy Harvesting Materials
  • Advanced Memory and Neural Computing

Tanzawa has contributed to several publication venues, notably Electronics, where they have published 15 papers. Additional venues include Preprints.org, IEEE Transactions on Circuits & Systems II Express Briefs, International Journal of Circuit Theory and Applications, and IEEE Access.

Recent papers include:

  • Charge Pumps for Ultra-Low-Power Applications: Analysis, Design, and New Solutions (2021), IEEE Transactions on Circuits & Systems II Express Briefs
  • Linear distribution of capacitance in Dickson charge pumps to reduce rise time (2020), International Journal of Circuit Theory and Applications
  • A Charge Loss Aware Advanced Model of Dickson Voltage Multipliers (2022), IEEE Access
  • Design of a Charge Pump Circuit and System with Input Impedance Modulation for a Flexible-Type Thermoelectric Generator with High-Output Impedance (2021), Electronics
  • A Fully Integrated AC-DC Converter in 1 V CMOS for Electrostatic Vibration Energy Transducer with an Open Circuit Voltage of 10 V (2021), Electronics

Frequent co-authors in Tanzawa's research include Andrea Ballo, Alfio Dario Grasso, G. Palumbo, Takuma Hashimoto, and Kazuma Koketsu.

In addition to journal publications, they have authored a book titled Fully-Integrated Power Management Circuits for Thermoelectric Energy Harvesting, published in 2024 by Morgan & Claypool Publishers.

Toru Tanzawa has been recognized as an IEEE Fellow in 2016 for contributions to integrated high-voltage circuits.

Best Publications

  • A CMOS bandgap reference circuit with sub-1-V operation

    H. Banba;H. Shiga;A. Umezawa;T. Miyaba

  • Semiconductor memory device.

    Tomoharu Tanaka;Hiroshi Nakamura;Toru Tanzawa

  • Non-volatile semiconductor memory device and method of programming a non-volatile memory cell to a predetermined state

    Tetsuo Endoh;Yoshiyuki Tanaka;Seiichi Aritome;Riichiro Shirota

  • A dynamic analysis of the Dickson charge pump circuit

    T. Tanzawa;T. Tanaka

  • A multipage cell architecture for high-speed programming multilevel NAND flash memories

    K. Takeuchi;T. Tanaka;T. Tanzawa

  • Circuit techniques for a 1.8-V-only NAND flash memory

    T. Tanzawa;T. Tanaka;K. Takeuchi;H. Nakamura

  • Nonvolatile semiconductor memory device capable of controlling mutual timing of write voltage pulse and transfer voltage pulse

    Shinji Satoh;Riichiro Shirota;Toru Tanzawa

  • Optimization of Word-line Booster Circuits for Low-Voltage Flash Memories

    Toru Tanzawa;Shigeru Atsumi

  • A compact on-chip ECC for low cost flash memories

    T. Tanzawa;T. Tanaka;K. Takeuchi;R. Shirota

  • Method and apparatus for generating temperature-compensated read and verify operations in flash memories

    Toru Tanzawa

  • 7.7 A 768Gb 3b/cell 3D-floating-gate NAND flash memory

    Tomoharu Tanaka;Mark Helm;Tommaso Vali;Ramin Ghodsi

  • Boosted voltage generating circuit and semiconductor memory device having the same

    Toru Tanzawa;Takeshi Miyaba;Shigeru Atsumi

  • Quantum tunneling effect device and semiconductor composite substrate

    Hiroshi Watanabe;Naoki Yasuda;Akira Toriumi;Tomoharu Tanaka

  • A CMOS band-gap reference circuit with sub 1 V operation

    H. Banba;H. Shiga;A. Umezawa;T. Miyaba

  • Pump circuit with active-mode and stand-by mode booster circuits

    Toru Tanzawa;Shigeru Atsumi

  • On Two-Phase Switched-Capacitor Multipliers With Minimum Circuit Area

    T Tanzawa

  • A Program Disturb Model and Channel Leakage Current Study for Sub-20 nm nand Flash Cells

    A Torsi;Yijie Zhao;Haitao Liu;T Tanzawa

  • Quantum Mechanics of a Particle Confined to a Twisted Ring

    Shin Takagi;Tôru Tanzawa

  • Nonvolatile semiconductor memory with temperature compensation for read/verify referencing scheme

    Toru Tanzawa;Tomoharu Tanaka;Ken Takeuchi

  • SEMICONDUCTOR DEVICE HAVING A VOLTAGE REGULATOR

    Tanzawa Toru

Frequent Co-Authors

Tomoharu Tanaka
Tomoharu Tanaka Toshiba (Japan)
Ken Takeuchi
Ken Takeuchi University of Tokyo
Hiroshi Nakamura
Hiroshi Nakamura Toshiba (Japan)
Seiichi Aritome
Seiichi Aritome Chuo University
Gaetano Palumbo
Gaetano Palumbo University of Catania
Alfio Dario Grasso
Alfio Dario Grasso University of Catania
Akira Toriumi
Akira Toriumi University of Tokyo

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