Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Bernard C. Rickmann — 3 Patents

SDSquare D: 3 patents #171 of 756Top 25%
Peru, IN: #7 of 49 inventorsTop 15%
Indiana: #10,705 of 33,936 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Bernard C. Rickmann has been granted 3 US patents while listed as an inventor at Square D. The first was granted in 1983 and the most recent in July 1985. Bernard C. Rickmann ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Bernard C. Rickmann in Peru, IN, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4531174 Draw-out circuit breaker with improved external connectors 1985-07-23 $5,392,000
4491896 Draw-out circuit breaker 1985-01-01
4400599 Flexible cable mechanical interlock for electric control devices 1983-08-23 $6,551,000