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For the Inventor, By the Inventor

Marion, IA, United States of America

William Weizhong Chen

This inventor holds 11 USPTO granted patents. Top assignees: Square D Company, Other. Active years: 1997-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William Weizhong Chen. Retrieved from https://idiyas.com/inventor/william-weizhong-chen

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

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 7

Forward Citations = 143(Granted Patents)


Location History:

  • US (1997)
  • Cedar Rapids, IA (US) (1999 - 2000)
  • Marion, IA (US) (1999 - 2005)

Company Filing History:

goldMedal10 out of 1,005 
 
Square D Company
 patents
silverMedal1 out of 834,453 
Other
 patents

Years Active: 1997-2005

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11 patents (USPTO):Explore Patents
1. 6958671 - Electrical contactor with positive temperature coefficient resistivity element (2005-10-25),
2. 6560085 - Circuit breaker including positive temperature coefficient resistivity element and current limiting element (2003-05-06),
3. 6437960 - Current limiting circuit breaker with positive temperature coefficient resistivity (PTC) element and insertable insulating object (2002-08-20),
4. 6414256 - Current limiting circuit breaker (2002-07-02),
5. 6313723 - Remote controllable circuit breakers with positive temperature coefficient resistivity (PTC) elements (2001-11-06),
6. 6072673 - Medium to high voltage load circuit interrupters including metal (2000-06-06),
7. 6020802 - Circuit breaker including two magnetic coils and a positive temperature (2000-02-01),
8. 5999384 - Circuit interrupter with arcing fault protection and PTC (positive (1999-12-07),
9. 5933311 - Circuit breaker including positive temperature coefficient resistivity (1999-08-03),
10. 5886860 - Circuit breakers with PTC (Positive Temperature Coefficient resistivity (1999-03-23),
11. 5629658 - Methods of arc suppression and circuit breakers with electronic alarmers (1997-05-13),

Title: The Innovative Journey of William Weizhong Chen

Introduction: William Weizhong Chen, a talented inventor hailing from Marion, IA (US), has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Chen's latest patents include a cutting-edge software application for data encryption and a revolutionary design for a solar-powered heating system.

Career Highlights: With a career spanning over two decades, Chen has worked for several leading tech companies, where he spearheaded research and development projects that have resulted in multiple successful product launches.

Collaborations: Throughout his career, Chen has collaborated with top engineers, designers, and scientists, fostering a culture of innovation and excellence in every project he undertakes.

Conclusion: William Weizhong Chen's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and entrepreneurs.

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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