Inventor · disambiguated record
Donald Charles Francis, Jr.
Also filed as: FRANCIS JR DONALD CHARLES
3 granted patents·62 citations·filing 1996–1997
70Inventor score
Technology areasH01H
Files withSQUARE D CO2
Top patents by PatentIndex Score
3 records- 0179US5817998ACircuit breaker with handle locking deviceSQUARE D CO·Filed 1997·Granted Oct 6, 1998·39 cites·32 claims
- 0266US5772479ACircuit breaker with terminal nut retainerFiled 1996·Granted Jun 30, 1998·22 cites·16 claims
- 0328US5808249ACircuit breaker with improved impact resistanceSQUARE D CO·Filed 1996·Granted Sep 15, 1998·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →