World's Best Scientists 2026 revealed!
Kunimasa Saitoh

Kunimasa Saitoh

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
68
Citations
17927
World Ranking
1018
National Ranking
26

Kunimasa Saitoh 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 Kunimasa Saitoh sits on this spectrum.

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 publications 1,065+

This scientist: 561 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Kunimasa Saitoh 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 Kunimasa Saitoh sits on this spectrum.

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: 68 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Overview

Kunimasa Saitoh is affiliated with Hokkaido University in Japan, specializing in engineering with a strong focus on electrical and electronic engineering. Their research portfolio encompasses several interconnected subfields including atomic and molecular physics, optics, artificial intelligence, surfaces, coatings and films, and computer vision and pattern recognition.

The main topics addressed in their work include:

  • Optical Network Technologies
  • Photonic and Optical Devices
  • Advanced Photonic Communication Systems
  • Photonic Crystal and Fiber Optics
  • Semiconductor Lasers and Optical Devices
  • Advanced Fiber Optic Sensors
  • Photonic Crystals and Applications

Kunimasa Saitoh has contributed scholarly articles to a variety of publication venues. The frequent journals where they have published include:

  • Journal of Lightwave Technology
  • Optics Express
  • Journal of the Optical Society of America B
  • Optical Fiber Technology
  • IEEE Photonics Technology Letters

Selected recent papers authored or co-authored by Saitoh include:

  • Multi-Core Fiber Technology for SDM: Coupling Mechanisms and Design, 2022, Journal of Lightwave Technology
  • High Spatial Density 6-Mode 7-Core Fiber Amplifier for L-Band Operation, 2020, Journal of Lightwave Technology
  • Geometric-phase-induced arbitrary polarization and orbital angular momentum generation in helically twisted birefringent photonic crystal fiber, 2020, Photonics Research
  • Bayesian direct-binary-search algorithm for the efficient design of mosaic-based power splitters, 2021, OSA Continuum
  • Spatial Density and Splicing Characteristic Optimized Few-Mode Multi-Core Fiber, 2020, Journal of Lightwave Technology

Collaborative work features several frequent co-authors who have contributed significantly alongside Saitoh. These include Takeshi Fujisawa, Takanori Sato, Taiji Sakamoto, Kazuhide Nakajima, and Takashi Matsui.

Best Publications

  • Chromatic dispersion control in photonic crystal fibers: application to ultra-flattened dispersion

    Kunimasa Saitoh;M Koshiba;T Hasegawa;E Sasaoka

  • Full-vectorial imaginary-distance beam propagation method based on a finite element scheme: application to photonic crystal fibers

    K. Saitoh;M. Koshiba

  • Multicore Fiber Technology

    Kunimasa Saitoh;Shoichiro Matsuo

  • Analytical Expression of Average Power-Coupling Coefficients for Estimating Intercore Crosstalk in Multicore Fibers

    Masanori Koshiba;Kunimasa Saitoh;Katsuhiro Takenaga;Shoichiro Matsuo

  • 1.01-Pb/s (12 SDM/222 WDM/456 Gb/s) Crosstalk-managed Transmission with 91.4-b/s/Hz Aggregate Spectral Efficiency

    Hidehiko Takara;Akihide Sano;Takayuki Kobayashi;Hirokazu Kubota

  • Heterogeneous multi-core fibers: proposal and design principle

    Masanori Koshiba;Kunimasa Saitoh;Yasuo Kokubun

  • Numerical modeling of photonic crystal fibers

    K. Saitoh;M. Koshiba

  • Design of a Compact Two-Mode Multi/Demultiplexer Consisting of Multimode Interference Waveguides and a Wavelength-Insensitive Phase Shifter for Mode-Division Multiplexing Transmission

    T. Uematsu;Y. Ishizaka;Y. Kawaguchi;K. Saitoh

  • Single-polarization single-mode photonic crystal fibers

    K. Saitoh;M. Koshiba

  • Empirical relations for simple design of photonic crystal fibers.

    Kunimasa Saitoh;Masanori Koshiba

  • Leakage loss and group velocity dispersion in air-core photonic bandgap fibers

    Kunimasa Saitoh;Masanori Koshiba

  • Highly nonlinear dispersion-flattened photonic crystal fibers for supercontinuum generation in a telecommunication window.

    Kunimasa Saitoh;Masanori Koshiba

  • Coupling characteristics of dual-core photonic crystal fiber couplers

    Kunimasa Saitoh;Yuichiro Sato;Masanori Koshiba

  • Multi-core fiber design and analysis: coupled-mode theory and coupled-power theory

    Masanori Koshiba;Kunimasa Saitoh;Katsuhiro Takenaga;Shoichiro Matsuo

  • Ultra-flattened chromatic dispersion controllability using a defected-core photonic crystal fiber with low confinement losses.

    Kunimasa Saitoh;Nikolaos Florous;Masanori Koshiba

  • Reduction of crosstalk by trench-assisted multi-core fiber

    K. Takenaga;Y. Arakawa;S. Tanigawa;N. Guan

  • Applicability of classical optical fiber theories to holey fibers

    Masanori Koshiba;Kunimasa Saitoh

  • Multi-core fiber

    Shoichiro Matsuo;Kunimasa Saitoh;Masanori Koshiba

  • Demonstration of mode-division multiplexing transmission over 10 km two-mode fiber with mode coupler

    Nobutomo Hanzawa;Kunimasa Saitoh;Taiji Sakamoto;Takashi Matsui

  • Full-vectorial finite element beam propagation method with perfectly matched layers for anisotropic optical waveguides

    K. Saitoh;M. Koshiba

  • Multicore fiber technology

    Kunimasa Saitoh

Frequent Co-Authors

Masanori Koshiba
Masanori Koshiba Hokkaido University
Takeshi Fujisawa
Takeshi Fujisawa Hokkaido University
Shoichiro Matsuo
Shoichiro Matsuo Fujikura (Japan)
Katsuhiro Takenaga
Katsuhiro Takenaga Fujikura (United States)
Yutaka Miyamoto
Yutaka Miyamoto Harvard University
Toshio Morioka
Toshio Morioka Technical University of Denmark
Liang Dong
Liang Dong Clemson University
Maksim Skorobogatiy
Maksim Skorobogatiy Polytechnique Montréal
Hidehiko Takara
Hidehiko Takara NTT (Japan)

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