Forward Citations = 50

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4 inventors (with patents filed for the assignee):

Roger Jean Habert (2 out of 4 patents)

Michel Gerard Gruson (1 out of 1 patent)

Louis Jean Chateau (1 out of 9 patents)

4. Jonny Croissant (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4531501 - Ignition coil for internal combustion motor (1985-07-30),

2. 4112895 - Electronic distribution and control device for the ignition of internal (1978-09-12),

3. 4088107 - Electronic ignition control device for a motor vehicle (1978-05-09),

4. 4040115 - Semi-conductor regulators, particularly for motor vehicle generators (1977-08-02),

5. 3941112 - Ignition device for internal combustion engines (1976-03-02),

Company Overview

Ducellier Et Cie is a leading manufacturer of high-quality automotive parts and components. With a history dating back over a century, Ducellier has earned a reputation for excellence in the industry. Their products are known for their durability, reliability, and innovation, making them a trusted choice for customers around the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#568 in Paris

#2,865 in France

Paris, France

Ducellier Et Cie

Forward Citations = 50

4 inventors:

Roger Jean Habert (2 out of 4 patents)

Michel Gerard Gruson (1 out of 1 patent)

Louis Jean Chateau (1 out of 9 patents)

4. Jonny Croissant (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ducellier Et Cie. Retrieved from https://idiyas.com/company/ducellier-et-cie

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

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]