Denis Dufournet

This inventor holds 31 USPTO granted patents, plus 4 CIPO patents and 9 EPO patents, primarily in High-Voltage Circuit Breakers. Top assignees: Gec Alsthom Sa, Alstom, Gec Alsthom T&d Sa. Active years: 1982-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Denis Dufournet. Retrieved from https://idiyas.com/inventor/denis-dufournet

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

USPTO Granted Patents = 31

% Patents Active = 80.6

CIPO Patents = 4

EPO Patents = 9 (Patent Applications = 5)

Average Co-Inventor Count = 2.2

ph-index = 7

Forward Citations = 180(Granted Patents)

Location History:

Villeurbanne, FR (1982)
Bron, FR (1988 - 2001)
Sathonay-Camp, FR (2002 - 2014)

Company Filing History:

Societe Anonyme Dite:alsthom

Societe Anonyme Dite: Gec Alsthom Sa

patent

Years Active: 1982-2014

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Areas of Expertise:

High-Voltage Circuit Breaker

Interrupting Chamber

Gas Interruption

Puffer Switch

Dielectric Gas

Arcing Contacts

Compression Chamber

Medium-Voltage

Thermal Blast

Switch Device

Limiter Device

Earthquake Protector

31 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8816237 - Interrupting chamber for high-voltage circuit breaker with improved arc blow-out (2014-08-26),

2. 8044318 - Interrupting chamber of a circuit-breaker having two compression volumes (2011-10-25),

3. 7964816 - Interrupting chamber having two compression chambers (2011-06-21),

4. 6849819 - High-voltage or medium-voltage switch device with combined vacuum and gas breaking (2005-02-01),

5. 6744001 - High-voltage circuit-breaker including a valve for decompressing a thermal blast chamber (2004-06-01),

6. 6624371 - Circuit-breaker including a channel for emptying the piston-driven compression chamber (2003-09-23),

7. 6593538 - High-voltage interrupter device having combined vacuum and gas interruption (2003-07-15),

8. 6483064 - Insulating blast nozzle for a circuit breaker (2002-11-19),

9. 6472629 - Puffer switch having a two-volume break chamber (2002-10-29),

10. 6180907 - Limiter device for a high voltage circuit breaker having a grounded metal tank (2001-01-30),

11. 5668360 - Circuit-breaker having two interrupting chambers per pole with drive (1997-09-16),

12. 5600111 - Circuit-breaker having low self-compression (1997-02-04),

13. 5373131 - Puffer circuit-breaker with two concentric interrupting chambers (1994-12-13),

14. 5258590 - Medium- or high-tension circuit breaker having abutting arcing contacts (1993-11-02),

15. 5179257 - Medium-voltage gas circuit-breaker (1993-01-12),

Title: Denis Dufournet - Innovative Inventor from Bron, FR

Introduction: Denis Dufournet is a talented inventor hailing from Bron, France, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With a career spanning over two decades, Denis Dufournet has worked on numerous projects that have revolutionized the way we interact with technology. His keen eye for detail and passion for innovation have led to the development of cutting-edge solutions that have impacted industries worldwide.

Collaborations: Throughout his career, Denis Dufournet has collaborated with leading tech companies, research institutions, and universities to bring his ideas to life. These collaborations have not only enhanced his projects but have also paved the way for future innovations.

Conclusion: Denis Dufournet's relentless pursuit of innovation and his remarkable contributions to the field make him a standout figure in the world of inventors. His work continues to inspire budding innovators and shape the future of technology.

Profile summary based on public USPTO records.