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For the Inventor, By the Inventor

Fukuyama, Japan

Kouji Hirotsune

This inventor holds 5 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1992-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouji Hirotsune. Retrieved from https://idiyas.com/inventor/kouji-hirotsune

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 30(Granted Patents)


Location History:

  • Fukuyama, JP (1992)
  • Hiroshima, JP (1997)

Company Filing History:

goldMedal5 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents

Years Active: 1992-1997

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5 patents (USPTO):Explore Patents
1. 5650907 - Circuit breaker (1997-07-22),
2. 5173833 - Circuit breaker with detachable tripping tester (1992-12-22),
3. 5170309 - Four-pole circuit breaker (1992-12-08),
4. 5124875 - Overcurrent protection apparatus (1992-06-23),
5. 5086366 - Prealarm circuit breaker (1992-02-04),

Title: Kouji Hirotsune: Pioneering Inventor from Fukuyama

Introduction: Kouji Hirotsune is a renowned inventor hailing from Fukuyama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kouji Hirotsune holds several patents in various technological domains, showcasing his continuous dedication to pushing the boundaries of innovation.

Career Highlights: Throughout his illustrious career, Kouji Hirotsune has been instrumental in developing cutting-edge technologies that have revolutionized industries and improved the lives of many.

Collaborations: Kouji Hirotsune has collaborated with leading research institutions, universities, and companies worldwide, fostering a culture of innovation and knowledge-sharing.

Conclusion: Kouji Hirotsune's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a trailblazer in the world of inventions.

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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