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For the Inventor, By the Inventor

Tokyo, Japan

Hiroyasu Koizumi

This inventor holds 20 USPTO granted patents and 1 published patent application. Top assignees: Japan Aviation Electronics Industry, Limited, Calsonic Kansei Corporation, Calsonic Corporation. Active years: 1990-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyasu Koizumi. Retrieved from https://idiyas.com/inventor/hiroyasu-koizumi

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

USPTO Granted Patents = 20 

% Patents Active = 80.0

Average Co-Inventor Count = 3.0

ph-index = 6

Forward Citations = 97(Granted Patents)


Location History:

  • Yokohama, JP (2002)
  • Tokyo, JP (1990 - 2019)

Company Filing History:

goldMedal9 out of 2,260 
 
Japan Aviation Electronics Industry, Limited
 patents
silverMedal7 out of 560 
 
Calsonic Kansei Corporation
 patents
bronzeMedal4 out of 126 
 
Calsonic Corporation
 patents

Years Active: 1990-2019

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20 patents (USPTO):Explore Patents
1. D848951 - Electrical connector (2019-05-21),
2. D848950 - Electrical connector (2019-05-21),
3. D837163 - Electrical connector (2019-01-01),
4. D837162 - Electrical connector (2019-01-01),
5. D822613 - Electrical connector part (2018-07-10),
6. D808342 - Electrical connector (2018-01-23),
7. D808341 - Electrical connector (2018-01-23),
8. D802539 - Electrical connector (2017-11-14),
9. 9548549 - Cable connection structure and cable arranging part (2017-01-17),
10. 7392837 - Integral-type heat exchanger (2008-07-01),
11. 7108049 - Integral-type heat exchanger (2006-09-19),
12. 6904964 - Heat exchanger core, and method of assembling the heat exchanger core (2005-06-14),
13. 6837304 - Integral-type heat exchanger (2005-01-04),
14. 6450253 - Tank of heat exchanger (2002-09-17),
15. 6364005 - Integral-type heat exchanger (2002-04-02),

Title: The Innovative Journey of Hiroyasu Koizumi

Introduction

Hiroyasu Koizumi, a renowned inventor based in Tokyo, Japan, has made significant contributions to the field of electrical engineering with a remarkable portfolio of 20 patents. His innovations have played a pivotal role in advancing technology, particularly in the realm of electrical connectors.

Latest Patents

Among his recent inventions, Hiroyasu has focused primarily on enhancing electrical connectors. These patents reflect his commitment to improving connectivity solutions, which are essential in various electronic applications.

Career Highlights

Hiroyasu has had an impressive career, working with notable companies such as Japan Aviation Electronics Industry, Limited and Calsonic Kansei Corporation. His experience in these organizations has enabled him to gather valuable insights and skills that have significantly influenced his innovative endeavors.

Collaborations

Throughout his career, Hiroyasu has collaborated with esteemed colleagues, including Kenji Makino and Hiroshi Chikuma. These partnerships have fostered a creative environment that has led to groundbreaking innovations and advancements in their respective fields.

Conclusion

Hiroyasu Koizumi stands out as a prominent figure in the realm of inventions, particularly with his advancements in electrical connector technology. His extensive patent portfolio and collaborative spirit underscore his dedication to innovation and excellence within the engineering landscape.

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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