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For the Inventor, By the Inventor

Katano, Japan

Kazuhiko Yoneda

This inventor holds 11 USPTO granted patents. Top assignees: Kabushiki Kaisha Daikin Seisakusho, Exedy Corporation. Active years: 1986-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Yoneda. Retrieved from https://idiyas.com/inventor/kazuhiko-yoneda

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

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 6

Forward Citations = 82(Granted Patents)


Location History:

  • Katano, JP (1986 - 1988)
  • Hirakata, JP (1989)
  • Neyagawa, JP (1988 - 1999)

Company Filing History:

goldMedal9 out of 310 
 
Kabushiki Kaisha Daikin Seisakusho
 patents
silverMedal2 out of 575 
 
Exedy Corporation
 patents

Years Active: 1986-1999

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11 patents (USPTO):Explore Patents
1. 5937989 - Clutch disk assembly having cushioning plates and paired friction pads (1999-08-17),
2. 5857551 - Clutch disk assembly having cushioning plates and paired friction pads (1999-01-12),
3. 4895235 - Clutch (1990-01-23),
4. 4856634 - Clutch (1989-08-15),
5. 4848550 - Load transmission lever for pull-type clutch (1989-07-18),
6. 4754860 - Pull release clutch (1988-07-05),
7. 4720002 - Clutch having an adjustable diaphragm spring engaging lever (1988-01-19),
8. 4717001 - Friction clutch (1988-01-05),
9. 4643289 - Wet clutch disc (1987-02-17),
10. 4633989 - Structure for supporting a diaphragm spring in a clutch (1987-01-06),
11. 4583959 - Damper disc (1986-04-22),

Title: Kazuhiko Yoneda: Innovator in Clutch Disk Assembly Technology

Introduction

Kazuhiko Yoneda is a prominent inventor based in Katano, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the design and functionality of clutch disk assemblies. With a total of 11 patents to his name, Yoneda's innovations have had a lasting impact on automotive technology.

Latest Patents

One of his latest patents is a clutch disk assembly featuring cushioning plates and paired friction pads. In the first embodiment, the friction engagement portion includes a driven plate fixed to a clutch plate, a cushioning plate, and first and second sintered alloy pads. The cushioning plate is designed with a corrugated form that allows for elastic deformation. The first sintered alloy pad is arranged at the cushioning plate, while the second sintered alloy pad is fixed to the driven plate. The rivet has an end engaged with the second sintered alloy pad and is axially movable, serving to fix the cushioning plate and the first sintered alloy pad. In a second embodiment, a pair of cushioning plates are opposed to each other at the outer peripheral portion of the clutch disk assembly, enhancing the cushioning characteristics with a two-stage design.

Career Highlights

Throughout his career, Kazuhiko Yoneda has worked with notable companies such as Kabushiki Kaisha Daikin Seisakusho and Exedy Corporation. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the automotive sector.

Collaborations

Yoneda has collaborated with esteemed colleagues, including Seiichi Kitano and Yasunobu Fukatani. Their combined expertise has fostered advancements in clutch technology and mechanical design.

Conclusion

Kazuhiko Yoneda's contributions to clutch disk assembly technology exemplify his innovative spirit and dedication to engineering excellence. His patents continue to influence the automotive industry, showcasing the importance of creativity and collaboration in technological advancement.

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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