Inventor · disambiguated record
Gerald D. Opfer
Also filed as: OPFER GERALD D
2 granted patents·23 citations·filing 1980–1986
60Inventor score
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2 records- 0148US4298834APower dissipation regulating circuit for induction motor by supply voltage control in function of phase angleOPFER GERALD D·Filed 1980·Granted Nov 3, 1981·14 cites·7 claims
- 0234US4708278APortable, electronically controlled, integrated, P.C.B. rework stationUS NAVY·Filed 1986·Granted Nov 24, 1987·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →