Inventor · disambiguated record
Frederick A. Duimstra
Also filed as: DUIMSTRA FREDERICK A
3 granted patents·144 citations·filing 1989–1989
73Inventor score
Technology areasH01H
Files withBABCOCK INC3
Top patents by PatentIndex Score
3 records- 0192US4906962AFuse wire switchBABCOCK INC·Filed 1989·Granted Mar 6, 1990·121 cites·17 claims
- 0272US4998082ALatching relay switch assemblyBABCOCK INC·Filed 1989·Granted Mar 5, 1991·21 cites·42 claims
- 0329US5003275ANon-latching relay switch assemblyBABCOCK INC·Filed 1989·Granted Mar 26, 1991·2 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →