Miyagi, Japan

Shigetomo Chiba

This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignees: Alps Electric Co., Ltd., Apls Electric Co., Ltd.. Active years: 2008-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigetomo Chiba. Retrieved from https://idiyas.com/inventor/shigetomo-chiba

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

USPTO Granted Patents = 7 

% Patents Active = 14.3

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Fukushima-ken, JP (2008)
  • Tokyo, JP (2015 - 2016)
  • Miyagi-ken, JP (2015 - 2018)

Company Filing History:


Years Active: 2008-2018

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7 patents (USPTO):Explore Patents

Title: Shigetomo Chiba: Innovator in Spring Contact Technology

Introduction

Shigetomo Chiba is a notable inventor based in Miyagi-ken, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of spring contact technologies. With a total of 7 patents to his name, Chiba's work has had a considerable impact on the industry.

Latest Patents

Chiba's latest patents include innovative designs for spring contacts and sockets that incorporate these contacts. One of his patents describes an interior body that consists of a spring portion, a movable portion, and a fixing portion, all integrated and formed by bending a first metal plate with a high modulus of elasticity. The exterior body is created by bending a second metal plate with low electric resistance. The movable portion features a contact portion and elastic arms, with each arm having an elastically pressing portion that presses against the tubular internal surface of the exterior body. This design enhances the flow of electric signals while minimizing leakage to the spring portion. Another patent focuses on a similar interior body housed within a tubular exterior body, where elastic arms extend downward and include elastically pressing portions that ensure efficient electrical connectivity.

Career Highlights

Throughout his career, Chiba has worked with prominent companies such as Alps Electric Co., Ltd. and Apls Electric Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the electrical engineering sector.

Collaborations

Chiba has collaborated with notable colleagues, including Takeki Uozumi and Nobuyuki Okuda. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Shigetomo Chiba's contributions to spring contact technology exemplify his innovative spirit and dedication to advancing electrical engineering. His patents reflect a commitment to enhancing electrical connectivity and efficiency in various 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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