Tokyo, Japan

Nobuyoshi Hiraiwa

This inventor holds 4 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignee: Fujitsu Component Limited. Active years: 2015-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyoshi Hiraiwa. Retrieved from https://idiyas.com/inventor/nobuyoshi-hiraiwa

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

USPTO Granted Patents = 4 

% Patents Active = 50.0

 

Average Co-Inventor Count = 2.8

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2015-2021

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4 patents (USPTO):Explore Patents

Title: Nobuyoshi Hiraiwa: Innovator in Electromagnetic Relay Technology

Introduction

Nobuyoshi Hiraiwa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electromagnetic relay technology. With a total of 4 patents to his name, Hiraiwa continues to push the boundaries of innovation in his industry.

Latest Patents

Hiraiwa's latest patents include advanced designs for electromagnetic relays. One of his inventions features a relay that incorporates a fixed spring and a fixed contact, which is swaged to attach to the fixed spring. This design ensures that the swaged portion of the fixed contact does not protrude from the surface of the fixed spring. Another notable patent describes a relay that consists of two members, including a first member with an armature and a hinge spring, and a second member with fixed contacts opposed to movable contacts. This innovative design also includes permanent magnets that enhance the relay's functionality.

Career Highlights

Nobuyoshi Hiraiwa is currently employed at Fujitsu Component Limited, where he applies his expertise in developing cutting-edge relay technologies. His work has been instrumental in advancing the capabilities of electromagnetic devices.

Collaborations

Hiraiwa collaborates with talented coworkers, including Yasushi Saito and Yuki Kakoiyama. Their combined efforts contribute to the innovative projects at Fujitsu Component Limited.

Conclusion

Nobuyoshi Hiraiwa is a key figure in the field of electromagnetic relay technology, with a strong portfolio of patents and a commitment to innovation. His contributions continue to shape the future of this essential technology.

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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