World's Best Scientists 2026 revealed!
Nobuyoshi Takehara

Nobuyoshi Takehara

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
45
Citations
6078
World Ranking
3628
National Ranking
136

Overview

What is he best known for?

The fields of study he is best known for:

  • Electrical engineering
  • Voltage
  • Capacitor

His main research concerns Electrical engineering, Maximum power point tracking, Solar power, Solar cell and Inverter. His research on Electrical engineering often connects related areas such as Electric power system. His research in Maximum power point tracking intersects with topics in AC power and Control theory.

He has researched Solar cell in several fields, including Solar cable and Acoustics. His Inverter study integrates concerns from other disciplines, such as Electricity generation, Generator, Phase and Electronic engineering. His Electronic engineering research is multidisciplinary, incorporating elements of AC/AC converter and Voltage.

His most cited work include:

  • Solar power generation apparatus and control method therefor (188 citations)
  • Power control apparatus for solar power generation system (153 citations)
  • Solar power generation apparatus and power control device therefor (144 citations)

What are the main themes of his work throughout his whole career to date?

His main research concerns Electrical engineering, Voltage, Inverter, Solar cell and Solar battery. He works mostly in the field of Electrical engineering, limiting it down to topics relating to Solar power and, in certain cases, Solar micro-inverter. He interconnects Control theory, Control theory, Terminal, Electric power and Battery in the investigation of issues within Voltage.

His Inverter research integrates issues from Electronic engineering, Electric power system and AC power. His Solar cell study combines topics from a wide range of disciplines, such as Battery and Photoelectric conversion. His study in Solar battery is interdisciplinary in nature, drawing from both Generator and Current.

He most often published in these fields:

  • Electrical engineering (70.43%)
  • Voltage (30.11%)
  • Inverter (27.42%)

What were the highlights of his more recent work (between 2001-2008)?

  • Electrical engineering (70.43%)
  • Power factor (13.44%)
  • Switched-mode power supply (13.44%)

In recent papers he was focusing on the following fields of study:

Electrical engineering, Power factor, Switched-mode power supply, Voltage and AC power are his primary areas of study. His work in Electrical engineering addresses issues such as Electric power, which are connected to fields such as Low voltage. Nobuyoshi Takehara has included themes like Buck converter, Electronic engineering, Power module and Boost converter in his Power factor study.

Particularly relevant to Inverter is his body of work in Voltage. His work deals with themes such as Single-phase electric power and Photovoltaic system, which intersect with Maximum power point tracking. His Solar cell research incorporates themes from Solar micro-inverter, Spark plug and Solar power.

Between 2001 and 2008, his most popular works were:

  • Solar power generation apparatus, solar power generation system, and method of manufacturing solar power generation apparatus (109 citations)
  • Power generation apparatus and its control method (90 citations)
  • Method and apparatus for detecting failure in solar cell module, and solar cell module (88 citations)

In his most recent research, the most cited papers focused on:

  • Electrical engineering
  • Voltage
  • Alternating current

The scientist’s investigation covers issues in Electrical engineering, AC power, Power factor, Switched-mode power supply and Solar cell. The various areas that he examines in his Electrical engineering study include Electronic engineering, Electric power system and Solar power. As a part of the same scientific study, Nobuyoshi Takehara usually deals with the Solar power, concentrating on Solar micro-inverter and frequently concerns with Photovoltaic system, Solar cable, Grid-connected photovoltaic power system and Photovoltaic thermal hybrid solar collector.

Nobuyoshi Takehara combines subjects such as Capacitance, Inverter, Islanding and Power control with his study of AC power. His work on Power budget as part of general Power factor research is frequently linked to Power gain, bridging the gap between disciplines. The study incorporates disciplines such as Electromagnetic shielding, Diode, Current and Short circuit in addition to Solar cell.

Best Publications

  • Solar power generation apparatus and control method therefor

    Hiroshi Kondo;Naoki Manabe;Nobuyoshi Takehara

  • Solar power generation apparatus and power control device therefor

    Yoshitaka Nagao;Kimitoshi Fukae;Nobuyoshi Takehara;Seiji Kurokami

  • Voltage control apparatus and method for power supply

    Yoshitaka Nagao;Kimitoshi Fukae;Nobuyoshi Takehara

  • Interconnection power converter and power generation apparatus using the same

    Seiji Kurokami;Naoki Manabe;Nobuyoshi Takehara

  • Solar power generation apparatus, solar power generation system, and method of manufacturing solar power generation apparatus

    Fumitaka Toyomura;Nobuyoshi Takehara

  • POWER CONTROLLER AND POWER CONTROL METHOD

    Takehara Nobuyoshi;Kurokami Masamichi

  • Solar cell module having an overvoltage preventive element and sunlight power generation system using the solar cell module

    Nobuyoshi Takehara;Naoki Manabe

  • Electric power supplying apparatus using unstable electric power supply and control method therefor

    Yoshitaka Nagao;Kimitoshi Fukae;Nobuyoshi Takehara

  • Power converting apparatus, control method therefor, and power generation system

    Masaki Suzui;Naoki Manabe;Nobuyoshi Takehara;Seiji Kurokami

  • Power converting apparatus, control method thereof, and generator

    Masaki Suzui;Nobuyoshi Takehara

  • Power generation apparatus and its control method

    Hiroshi Kondo;Nobuyoshi Takehara

  • Electric power control apparatus, power generation system and power grid system

    Seiji Kurokami;Nobuyoshi Takehara

  • Method and apparatus for detecting failure in solar cell module, and solar cell module

    Takuma Kobayashi;Naoki Manabe;Nobuyoshi Takehara

  • Method and device for abnormality detection and power generation system using the same

    Kimitoshi Fukae;Nobuyoshi Takehara;公俊 深江;信善 竹原

  • Apparatus and method of detecting ground fault in power conversion system

    Masaki Suzui;Nobuyoshi Takehara;Seiji Kurokami

  • Power converting apparatus and power generating apparatus

    Fumitaka Toyomura;Nobuyoshi Takehara

  • Power line linking apparatus for linking a power generator to a commercial power line

    Nobuyoshi Takehara

  • CONTROLLER FOR SYSTEM LINKAGE INVERTER AND PHOTOVOLTAIC POWER GENERATION SYSTEM USING THE SAME

    Takehara Nobuyoshi;Fukae Kimitoshi

  • Solar power generation apparatus and its manufacturing method

    Fumitaka Toyomura;Nobuyoshi Takehara

  • POWER CONVERTER INCLUDING POWER CONVERTING UNIT AND SMOOTHING UNIT, AND POWER UNIT

    Kurokami Seiji;Takehara Nobuyoshi;Nakanishi Manabu

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