Tokyo, Japan

Hideyuki Hayashi

This inventor holds 17 USPTO granted patents and 5 EPO patents, primarily in Electric Vehicle Generators. Top assignees: Mitsubishi Electric Corporation, Mitsubishi Denki Kabushiki Kaisha, Nec Corporation. Active years: 1989-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideyuki Hayashi. Retrieved from https://idiyas.com/inventor/hideyuki-hayashi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 58.8

 

Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 29(Granted Patents)


Location History:

  • Hyogo, JP (1989)
  • Tokyo, JP (2005 - 2016)
  • Chiyoda-ku, JP (2011 - 2019)

Company Filing History:


Years Active: 1989-2019

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Areas of Expertise:
Brushless AC Generator
Rotary Electric Machine
Dynamoelectric Machine
Vehicle Generator
Brushless Alternator
Exciting-Coil Bobbin
On-Vehicle Generator
Interleaving Method
Mounting Device
Insert Conductor
Brush Assembly
Deformation Prevention
17 patents (USPTO):Explore Patents

Title: Innovations of Hideyuki Hayashi

Introduction

Hideyuki Hayashi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of vehicle technologies. With a total of 17 patents to his name, Hayashi's work has had a considerable impact on the automotive industry.

Latest Patents

One of his latest inventions is the vehicle brushless AC generator. This innovative generator is designed to improve workability and enhance insulation properties, thereby increasing reliability while preventing a decrease in the slot space factor of a stator coil. The design includes grooves formed in the inner wall of a front bracket, where a mold body for insulating and protecting a lead wire is mounted.

Another notable invention is a rotary electric machine for vehicles. The objective of this invention is to improve workability and efficiently secure attachment space at a low cost. In this rotary electric machine, a terminal is attached to the outside of a rear bracket, allowing it to overlap and fit with a voltage adjustment device in an axial direction. The design incorporates fitting portions made of conductors on both the voltage adjustment device and the terminal, which are integrally fixed to the rear bracket.

Career Highlights

Hayashi has worked with several esteemed companies, including Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in developing innovative electrical solutions for vehicles.

Collaborations

Throughout his career, Hayashi has collaborated with notable coworkers such as Tomoki Takahashi and Hirokazu Inoue. Their joint efforts have further advanced the field of vehicle technology.

Conclusion

Hideyuki Hayashi's contributions to the field of electrical engineering and vehicle technology are noteworthy. His innovative patents and collaborations have significantly influenced the automotive industry, showcasing his dedication to advancing technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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