Odawara, Japan

Katsunori Hayashi

This inventor holds 18 USPTO granted patents, primarily in Turbocharger Technology. Top assignees: Hitachi, Ltd., Electroplating Engineers of Japan Limited, Other. Active years: 1997-2023.

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

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


% Patents Active = 77.8

Average Co-Inventor Count = 2.3

ph-index = 9

Forward Citations = 278(Granted Patents)


Location History:

  • Hiratsuka, JP (2004)
  • Odawara, JP (1997 - 2010)
  • Tokyo, JP (2019 - 2023)

Company Filing History:


Years Active: 1997-2023

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Areas of Expertise:
Turbocharger
Variable Capacity
Disk Array Device
Power Supply System
Power Backup Method
Non-Cyanide Plating
DC Power Supply
Semiconductor Switching
18 patents (USPTO):Explore Patents

Title: Innovations of Katsunori Hayashi

Introduction

Katsunori Hayashi is a prominent inventor based in Odawara, Japan. He has made significant contributions to the field of engineering, particularly in the development of turbocharger technology. With a total of 18 patents to his name, Hayashi's work has had a considerable impact on automotive performance and efficiency.

Latest Patents

One of Hayashi's latest innovations is a variable capacity turbocharger. This turbocharger features a variable nozzle unit, a bearing housing, and a circular heat shield plate positioned between the turbine impeller and the bearing housing. The design includes a water chamber formed in the bearing housing, with the heat shield plate being secured by a disc spring and aligned radially within the bearing housing. Another notable patent is a variable capacity turbocharger that incorporates a shroud-side ring and a hub-side ring, which house bearing holes and a nozzle flow path. This design enhances the efficiency of the turbocharger by optimizing the flow of gases through the system.

Career Highlights

Throughout his career, Katsunori Hayashi has worked with notable companies, including Hitachi, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in turbocharger technology.

Collaborations

Hayashi has collaborated with esteemed colleagues such as Kenichi Onda and Akihiko Kanouda. These partnerships have fostered an environment of creativity and innovation, leading to the development of advanced technologies in the automotive sector.

Conclusion

Katsunori Hayashi's contributions to the field of turbocharger technology exemplify his dedication to innovation and engineering excellence. His patents reflect a commitment to improving automotive performance, making him a significant figure in the industry.

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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