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For the Inventor, By the Inventor

Hitachi, Japan

Junzo Kida

This inventor holds 16 USPTO granted patents, primarily in Gas Insulated Switchgear. Top assignees: Hitachi, Ltd., Chubu Electric Power Company, Inc., Japan Ae Power Systems Corporation. Active years: 1995-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junzo Kida. Retrieved from https://idiyas.com/inventor/junzo-kida

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

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 7

Forward Citations = 122(Granted Patents)


Company Filing History:

goldMedal15 out of 42,752 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 80 
 
Chubu Electric Power Company, Inc.
 patents
bronzeMedal1 out of 17 
 
Japan Ae Power Systems Corporation
 patents
where one patent can have more than one assignee

Years Active: 1995-2008

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Areas of Expertise:
Gas Circuit Breaker
Current Limiter
Gas Insulated Switchgear
Electric Power Flow Controller
Ground Fault Current Limiter
Switching Apparatus
Puffer Type Breaker
Flange-Spacer Assembly
Current Limiting Circuit Breaker
Assembly Method
Insulated Switching
Current Interruption
16 patents (USPTO):Explore Patents
1. 7339132 - Method of current interruption using puffer type gas circuit breaker with combined-action of cylinder and piston (2008-03-04),
2. 6664494 - Current collector and gas circuit breaker (2003-12-16),
3. 6624370 - Gas circuit breaker (2003-09-23),
4. 6621030 - Gas-insulated switchgear (2003-09-16),
5. 6515247 - Gas insulated switchgear (2003-02-04),
6. 6399911 - Gas insulated switchgear apparatus (2002-06-04),
7. 6337452 - Gas insulated switchgear with flange-spacer assembly (2002-01-08),
8. 6278073 - Gas insulated switching apparatus (2001-08-21),
9. 6219225 - Gas insulated switch gear and method for assembling therefor (2001-04-17),
10. 6188034 - Gas insulated switchgear with flange-spacer assembly (2001-02-13),
11. 6067217 - Current limiter (2000-05-23),
12. 5883774 - Current limiter (1999-03-16),
13. 5825162 - Electric power flow controller (1998-10-20),
14. 5726843 - Current limiting circuit breaker (1998-03-10),
15. 5699219 - Ground fault current limiter and method of limiting ground fault current (1997-12-16),

Title: Junzo Kida - Pioneering Inventor from Hitachi

Introduction: Junzo Kida is a renowned inventor hailing from Hitachi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Junzo Kida holds several patents in the areas of electronics, robotics, and renewable energy, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over three decades, Junzo Kida has worked tirelessly to develop cutting-edge solutions that have revolutionized various industries. His innovative mindset and passion for creating have led to the successful implementation of numerous projects.

Collaborations: Throughout his career, Junzo Kida has collaborated with leading research institutions, universities, and tech companies to further enhance his inventions and bring them to the market. His collaborative efforts have resulted in the development of products that have had a significant impact on society.

Conclusion: Junzo Kida's relentless pursuit of innovation and his remarkable contributions to the world of technology make him a true pioneer in his field. His work continues to inspire future generations of inventors and serves as a testament to the power of creativity and perseverance in driving positive change.

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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