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For the Inventor, By the Inventor

Yokohama, Japan

Shojiro Seki

This inventor holds 6 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1978-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shojiro Seki. Retrieved from https://idiyas.com/inventor/shojiro-seki

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 4

Forward Citations = 45(Granted Patents)


Location History:

  • Yokohama, JA (1978)
  • Yokohama, JP (1982 - 1984)
  • Hadano, JP (1986)

Company Filing History:

goldMedal6 out of 13,420 
 
Nissan Motor Company Limited
 patents

Years Active: 1978-1986

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6 patents (USPTO):Explore Patents
1. 4577439 - Window regulator mechanism (1986-03-25),
2. 4459834 - Remote control door-lock device for an automotive vehicle (1984-07-17),
3. 4421802 - Automotive door side molding structure (1983-12-20),
4. 4334706 - Guard molding for outer surfaces of a car (1982-06-15),
5. 4315134 - Heating filament arrangement for uniformly electrically heating a (1982-02-09),
6. 4095831 - Vehicle bumper device (1978-06-20),

Title: Innovations by Shojiro Seki

Introduction

Shojiro Seki is a notable inventor based in Yokohama, Japan. He has made significant contributions to the automotive industry, particularly through his work at Nissan Motor Company Limited. With a total of 6 patents to his name, Seki has developed innovative solutions that enhance vehicle functionality and user experience.

Latest Patents

One of Seki's latest patents is a window regulator mechanism designed for operating a slidable window panel. This mechanism includes a drive drum that rotates to wind and unwind a wire connected to a window panel carrier. The design ensures that the drive and driven drums work in unison, providing efficient operation of the window panel.

Another significant invention is a remote control door-lock device for automotive vehicles. This device allows drivers to lock and unlock the front and rear doors from a convenient position near the driver’s seat. It features guide plates and actuation members that work together to control the door lock mechanisms, providing both direct and remote access for passengers.

Career Highlights

Throughout his career, Shojiro Seki has been instrumental in advancing automotive technology. His work at Nissan Motor Company Limited has positioned him as a key figure in the development of innovative automotive solutions. His patents reflect a commitment to improving vehicle safety and convenience.

Collaborations

Seki has collaborated with talented coworkers such as Taro Hagiwara and Kiyoto Matsuzaki. Their combined expertise has contributed to the successful development of various automotive technologies.

Conclusion

Shojiro Seki's contributions to the automotive industry through his innovative patents demonstrate his dedication to enhancing vehicle functionality. His work continues to influence the design and operation of modern vehicles, making him a significant figure in automotive innovation.

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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