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For the Inventor, By the Inventor

Tokyo, Japan

Kiyotaka Yamada

This inventor holds 8 USPTO granted patents. Top assignee: Fujikura Limited. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyotaka Yamada. Retrieved from https://idiyas.com/inventor/kiyotaka-yamada

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 25(Granted Patents)


Company Filing History:

goldMedal8 out of 1,874 
 
Fujikura Limited
 patents

Years Active: 2018-2026

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8 patents (USPTO):Explore Patents
1. D1113739 - Receptacle connector (2026-02-17),
2. D1110270 - Plug connector (2026-01-27),
3. 11837811 - Plug connector, receptacle connector, and electric connector (2023-12-05),
4. 11777253 - Receptacle connector (2023-10-03),
5. 11605911 - Electrical connector including plug connector and receptacle connector detachably fitting to each other (2023-03-14),
6. D878302 - Plug connector (2020-03-17),
7. D878301 - Receptacle connector (2020-03-17),
8. 10109942 - Electric connector having a receptacle with an enlarged portion to lock an enlarged portion of contacts (2018-10-23),

Title: Kiyotaka Yamada: Innovator in Connector Technology

Introduction

Kiyotaka Yamada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of connector technology, holding a total of 8 patents. His innovative designs have advanced the functionality and efficiency of electrical connectors.

Latest Patents

Yamada's latest patents include a plug connector, a receptacle connector, and an electric connector. The plug connector is designed to be mounted on a board and mates with a receptacle connector. It features at least three signal contacts and two power contacts, each with a contact portion that interfaces with the receptacle connector. The design includes a block that holds the contacts, which is symmetrically arranged for optimal performance. The receptacle connector is engineered with a housing that contains a recess for housing the plug connector, along with a required number of contacts and reinforcement metal fittings to enhance durability and reliability.

Career Highlights

Kiyotaka Yamada is associated with Fujikura Limited, a company known for its innovative solutions in the field of electrical engineering. His work has been instrumental in developing advanced connector technologies that meet the demands of modern electronic devices.

Collaborations

Yamada has collaborated with notable coworkers, including Soichi Sugaya and Kazunori Takei. Their combined expertise has contributed to the successful development of various connector technologies.

Conclusion

Kiyotaka Yamada's contributions to connector technology exemplify his innovative spirit and dedication to advancing electrical engineering. His patents reflect a commitment to enhancing the functionality and reliability of connectors in modern applications.

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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