logo

For the Inventor, By the Inventor

Paris, France

Ducellier & Cie


USPTO Granted Patents = 14

Forward Citations = 99

Loading Chart...
Loading Chart...

11 inventors (with patents filed for the assignee):

goldMedal Louis Jean Chateau (6 out of 9 patents)

silverMedal Christian Ducrot (1 out of 2 patents)

bronzeMedal Jean M Pierret (1 out of 4 patents)

4.  Roger J Habert (1 out of 1 patent)

5.  Michel Gruson (1 out of 1 patent)

6.  Jean C Ricci (1 out of 1 patent)

7.  Gerard Veyssiere (1 out of 1 patent)

8.  Francis Savelli (1 out of 1 patent)

9.  Marcel Vogelsberger (1 out of 1 patent)

10.  Jean-Pierre Meuret (1 out of 1 patent)

11.  Bernard Mauroy (1 out of 1 patent)


14 patents:

1. 4884018 - Device for supplying electricity at a temporary overvoltage to auxiliary (1989-11-28),
2. 4587451 - Rotor for a small electric motor having reduced shaft portion to improve (1986-05-06),
3. 4546753 - Ignition coil for internal combustion engines (1985-10-15),
4. 4442370 - Brush lead retainer for an electrical machine (1984-04-10),
5. D267979 - Lamp for a vehicle (1983-02-15),
6. 4327686 - Ignition advance correction device (1982-05-04),
7. 4276577 - Motor vehicle battery charging installation (1981-06-30),
8. 4153032 - Ignition control device with monostable elements for providing a (1979-05-08),
9. 4059083 - Method and apparatus for obtaining an automatic ignition advance in (1977-11-22),
10. 4056980 - Depression sensor for an electronic ignition advance device for an (1977-11-08),
11. 4036199 - Device for protecting an ignition device for motor vehicles (1977-07-19),
12. 4030469 - Electronic ignition circuit (1977-06-21),
13. 4027120 - Ignition distributor having contact adjustment mechanism (1977-05-31),
14. 4009697 - Automatic ignition advance for an internal combustion engine (1977-03-01),
Company Overview
Ducellier & Cie is a Paris-based company specializing in the development and manufacturing of electrical components and systems for the automotive industry. With a strong emphasis on innovation, the company focuses on enhancing vehicle performance and safety through advanced technologies. Ducellier & Cie is recognized for its expertise in electrical engineering, contributing to the evolution of automotive systems in a rapidly changing market. The company serves a diverse clientele, reinforcing its commitment to quality and technological advancement.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

14 Patents

#295 in Paris

#1,321 in France

#42,249 in the World

Paris, FR
Paris, France

Ducellier & Cie

Forward Citations = 99

11 inventors:

goldMedal Louis Jean Chateau (6 out of 9 patents)

silverMedal Christian Ducrot (1 out of 2 patents)

bronzeMedal Jean M Pierret (1 out of 4 patents)

4.  Roger J Habert (1 out of 1 patent)

5.  Michel Gruson (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ducellier & Cie. Retrieved from https://idiyas.com/company/ducellier-and-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]
Loading…