Yokohama, Japan

Shuichi Obayashi

This inventor holds 58 USPTO granted patents and 23 published patent applications and 3 EPO patents, primarily in Wireless Power Transmission (CPC class Y02T). Top assignees: Kabushiki Kaisha Toshiba, Toshiba America Research, Inc., Telcordia Technologies, Inc.. Active years: 1994-2022.

USPTO Granted Patents = 58 

% Patents Active = 43.1

 

Average Co-Inventor Count = 2.8

ph-index = 13

Forward Citations = 729(Granted Patents)

Forward Citations (Not Self Cited) = 704(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Urayasu, JP (1994 - 1995)
  • Fort Lee, NJ (US) (2007 - 2013)
  • Kanagawa-ken, JP (2012 - 2016)
  • Yokohama-Shi, JP (2017)
  • Kanagawa, JP (2006 - 2020)
  • Yokohama Kanagawa, JP (2020)
  • Tokyo, JP (2020)
  • Yokohama, JP (2001 - 2022)

Company Filing History:


Years Active: 1994-2022

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Areas of Expertise:
Wireless Power Transmission
Power Transmitting Apparatus
Inductor Unit
Electric Vehicle
Antenna Device
Radar Apparatus
Communication Apparatus
Leakage Preventing Device
Electromagnetic Wave
Mobile Machine
Channel Partitioning
Load Equalizing Antennas
58 patents (USPTO):Explore Patents

Title: Shuichi Obayashi: A Pioneer in Electronic Circuit Innovations

Introduction

Shuichi Obayashi, based in Yokohama, Japan, is an esteemed inventor known for his significant contributions to the field of electronic circuits and wireless power transmission. With an impressive portfolio of 58 patents, Obayashi has consistently pushed the boundaries of innovation, leading to advancements that shape modern technology.

Latest Patents

Among his latest patents is an electronic circuit designed to enhance the efficiency of AC signal processing. This invention allows for the generation of output AC signals with varying frequencies based on input AC signals that possess different phases. It features reference signal circuitry that generates a reference signal with a higher frequency and a commutation circuitry responsible for switching between voltage and current commutation modes.

Another notable patent focuses on a comprehensive wireless power transfer system. This system includes a power transmitting apparatus equipped with a power supply for generating AC power, alongside a power transmitting inductor for transferring the generated AC power. It employs magnetic coupling with a corresponding power receiving inductor. The system is enhanced by a mutual coupling adjusting unit that optimizes the position between the two inductors, ensuring efficient energy transfer.

Career Highlights

Shuichi Obayashi has had a remarkable career, having worked with prominent organizations such as Toshiba Corporation and Toshiba America Research, Inc. His time at these illustrious companies not only showcased his innovative prowess but also allowed him to collaborate with some of the industry's brightest minds.

Collaborations

Obayashi has worked alongside talented colleagues, including Hiroki Shoki and Tetsu Shijo. This collaboration has facilitated the exchange of ideas and knowledge, leading to the successful development of groundbreaking technologies in the electronic circuit domain.

Conclusion

Shuichi Obayashi stands out as a key figure in the electronics industry, whose innovations continue to pave the way for future advancements. His dedication to enhancing electronic circuits and wireless power transmission exemplifies the spirit of invention, positioning him as an influential inventor in modern technology.

Profile summary based on public USPTO records.
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