Toshiharu Kawashima

This inventor holds 12 USPTO granted patents. Top assignees: Yazaki Corporation, Nissan Motor Company Limited. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiharu Kawashima. Retrieved from https://idiyas.com/inventor/toshiharu-kawashima

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

USPTO Granted Patents = 12

% Patents Active = 83.3

Average Co-Inventor Count = 2.4

ph-index = 7

Forward Citations = 128(Granted Patents)

Location History:

Shizuoka, JP (1990 - 1994)
Shizuoka-ken, JP (1998 - 2003)
Haibara-gun, JP (2006)

Company Filing History:

Nissan Motor Company Limited

patents

where one patent can have more than one assignee

Years Active: 1990-2006

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7029314 - Press-contacting connector (2006-04-18),

2. 7018244 - Connector (2006-03-28),

3. 6517364 - Connector-with-lever (2003-02-11),

4. 5729436 - Wiring board for electrical connection (1998-03-17),

5. 5707243 - Distributing board for electrical connection (1998-01-13),

6. 5342219 - Terminal-locking construction (1994-08-30),

7. D324671 - Electrical connector (1992-03-17),

8. D320975 - Electrical connector housing (1991-10-22),

9. D315155 - Housing for an electrical connector (1991-03-05),

10. 4975075 - Locking mechanism for a connector (1990-12-04),

11. D311374 - Housing for an electrical connector (1990-10-16),

12. 4946399 - Double-locking device for connector terminals and method of preparing (1990-08-07),

Title: The Innovative Contributions of Toshiharu Kawashima

Introduction

Toshiharu Kawashima is a notable inventor based in Haibara-gun, Japan. He has made significant contributions to the field of electrical connectors, holding a total of 12 patents. His work has been instrumental in advancing connector technology, which is essential in various electronic applications.

Latest Patents

Kawashima's latest patents include a press-contacting connector and a standard connector. The press-contacting connector features a connector housing, a wire holder, and an assisting plate. This design allows for efficient press-contacting of wires, ensuring a reliable electrical connection. The connector includes an inner housing that holds multiple electric wires and an outer housing that accommodates the inner housing. A fixing member secures both housings together, generating a repulsive force that enhances the connection's stability.

Career Highlights

Throughout his career, Kawashima has worked with prominent companies such as Yazaki Corporation and Nissan Motor Company Limited. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the automotive and electrical industries.

Collaborations

Kawashima has collaborated with talented individuals like Keishi Jinno and Yoshitsugu Sawada. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Toshiharu Kawashima's contributions to connector technology have made a lasting impact on the industry. His innovative designs and collaborative efforts continue to influence the field of electrical engineering.

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]