logo

For the Inventor, By the Inventor

Paris, France

Ducellier Et Co.


USPTO Granted Patents = 2

Forward Citations = 14

Loading Chart...
Loading Chart...

1 inventor (with patents filed for the assignee):

goldMedal Louis Jean Chateau (2 out of 9 patents)


2 patents:

1. 4112887 - Automatic spark timing device (1978-09-12),
2. 4020816 - Electronic ignition device for an internal combustion engine (1977-05-03),
logo

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#908 in Paris

#5,053 in France

...
Paris, France

Ducellier Et Co.

Forward Citations = 14

1 inventor:

goldMedal Louis Jean Chateau (2 out of 9 patents)

Please report any incorrect information to support@idiyas.com
Loading…