Inventor · disambiguated record
Francis H. Gerhard
Also filed as: GERHARD FRANCIS H
8 granted patents·650 citations·filing 1977–1998
91Inventor score
Top patents by PatentIndex Score
8 records- 0192US6115114ALaser scanning system and applicationsHOLOMETRICS INC·Filed 1998·Granted Sep 5, 2000·248 cites·12 claims
- 0292US5940170ALaser scanning systemHOLOMETRICS INC·Filed 1998·Granted Aug 17, 1999·121 cites·23 claims
- 0388US5831719ALaser scanning systemHOLOMETRICS INC·Filed 1996·Granted Nov 3, 1998·156 cites·16 claims
- 0479US4230971AVariable intensity control apparatus for operating a gas discharge lampDATAPOWER·Filed 1978·Granted Oct 28, 1980·31 cites·18 claims
- 0578US4168453AVariable intensity control apparatus for operating a gas discharge lampDATAPOWER·Filed 1977·Granted Sep 18, 1979·30 cites·30 claims
- 0665US4253046AVariable intensity control apparatus for operating a gas discharge lampDATAPOWER·Filed 1978·Granted Feb 24, 1981·20 cites·11 claims
- 0761US4980837ACircuit and method for automatically sweeping through a plurality of siren modesNUNN EWING D·Filed 1988·Granted Dec 25, 1990·22 cites·21 claims
- 0860US5422545AClosed loop feedback control circuits for gas discharge lampsTEK TRON ENTERPRISES INC·Filed 1993·Granted Jun 6, 1995·22 cites·38 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →