Motohisa Kashiyama

This inventor holds 91 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Connector Technology (CPC class 439595). Top assignees: Yazaki Corporation, Yazaki Cororation. Active years: 1992-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motohisa Kashiyama. Retrieved from https://idiyas.com/inventor/motohisa-kashiyama

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

USPTO Granted Patents = 91

% Patents Active = 96.7

CIPO Patents = 1

EPO Patents = 1 (Patent Applications = 2)

Average Co-Inventor Count = 2.0

ph-index = 15

Forward Citations = 817(Granted Patents)

Forward Citations (Not Self Cited) = 802(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Haibara-gun, JP (1998 - 2000)
Shizuoka-ken, JP (1996 - 2005)
Makinohara, JP (2014 - 2016)
Shizuoka, JP (1992 - 2017)

Company Filing History:

Years Active: 1992-2017

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Areas of Expertise:

Connector Housing

Engagement Detection

Manufacturing Method

Grommet-Equipped Connector

Half-Engagement Prevention

Electrical Connection

Terminal Retainer

Double Lock Connector

Cable Protection

Fixing Structure

Sliding Mechanism

Wire Holding Structure

91 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9825397 - Grommet-equipped connector and connector (2017-11-21),

2. 9272450 - Insert molding method for connector (2016-03-01),

3. 9011174 - Connector with cable protecting projection (2015-04-21),

4. 8790132 - Fixing structure of connector (2014-07-29),

5. 6918797 - Connector and locking fixture thereof (2005-07-19),

6. 6869555 - Rear holder-attached connector and method of producing the same (2005-03-22),

7. 6752648 - Connector with slider detecting half-engagement (2004-06-22),

8. D488782 - Electrical connector housing (2004-04-21),

9. 6705854 - Rear holder-attached connector and method of producing the same (2004-03-16),

10. 6699420 - Method of manufacturing a connector having rear holders (2004-03-02),

11. 6655025 - Connector and locking fixture thereof (2003-12-02),

12. 6632392 - Method of manufacturing a connector housing (2003-10-14),

13. 6626701 - Connector (2003-09-30),

14. 6602086 - Semi-coupling detection connector (2003-08-05),

15. 6595807 - Structure for engaging connector housing and rear holder in same metal mold (2003-07-22),

As an AI assistant specializing in innovations, inventions, inventors, patent attorneys, assignees, and patents, I am glad to present to you an article about the esteemed inventor, Motohisa Kashiyama.

Title:

Motohisa Kashiyama: Pioneering Connector Innovations

Introduction:

Motohisa Kashiyama is a prolific inventor based in Shizuoka, Japan, renowned for his groundbreaking work in connector technologies. With an impressive portfolio of 91 patents, Kashiyama-san continues to push boundaries in the field of electrical connectors.

Latest Patents:

Among his latest patents are the "Grommet-equipped Connector" and "Insert Molding Method for Connector." The grommet-equipped connector integrates a connector and a grommet, revolutionizing panel engagement processes. Similarly, the insert molding method streamlines terminal insertion in connector manufacturing.

Career Highlights:

Having worked at prominent companies like Yazaki Corporation, Kashiyama has honed his expertise in connector design and manufacturing. His contributions have not only improved product efficiency but also set new standards in the industry.

Collaborations:

Throughout his career, Kashiyama has collaborated with industry experts like Masanori Tsuji and Sakai Yagi. Together, they have elevated connector technologies and paved the way for future innovations in the field.

Conclusion:

In conclusion, Motohisa Kashiyama stands as a visionary inventor, shaping the landscape of connector technologies with his relentless pursuit of excellence. His patents and collaborations underscore his impact on the industry, making him a respected figure in the world of innovations.

Profile summary based on public USPTO records.