Bernard C. Rickmann

SD Square D: 3 patents #171 of 756Top 25%

📍 Peru, IN: #7 of 49 inventorsTop 15%

🗺 Indiana: #10,625 of 33,936 inventorsTop 35%

Overall (All Time): #1,678,912 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4531174	Draw-out circuit breaker with improved external connectors	—	1985-07-23
4491896	Draw-out circuit breaker	—	1985-01-01
4400599	Flexible cable mechanical interlock for electric control devices	—	1983-08-23