Inventor · disambiguated record
Roger B. Whipple
Also filed as: WHIPPLE ROGER B
9 granted patents·153 citations·filing 1979–1991
89Inventor score
Files withOUTBOARD MARINE CORP9
Top patents by PatentIndex Score
9 records- 0187US5167546AAutomatic trim systemOUTBOARD MARINE CORP·Filed 1991·Granted Dec 1, 1992·31 cites·20 claims
- 0286US4252175ACylinder block having a cast-in core unit and process for manufacturing sameOUTBOARD MARINE CORP·Filed 1979·Granted Feb 24, 1981·21 cites·16 claims
- 0381US4632169ATwo cycle cylinder block foam patternOUTBOARD MARINE CORP·Filed 1985·Granted Dec 30, 1986·39 cites·25 claims
- 0478US4786263AMarine propulsion device power tilt and trim mechanismOUTBOARD MARINE CORP·Filed 1987·Granted Nov 22, 1988·23 cites·14 claims
- 0564US4925411AMarine propulsion device tilt and trim mechanismOUTBOARD MARINE CORP·Filed 1989·Granted May 15, 1990·14 cites·39 claims
- 0643US5161372AExhaust gas cooling valveOUTBOARD MARINE CORP·Filed 1990·Granted Nov 10, 1992·9 cites·20 claims
- 0741US4643140ATwo-cycle engine exhaust portOUTBOARD MARINE CORP·Filed 1985·Granted Feb 17, 1987·8 cites·19 claims
- 0829US4940435AMarine propulsion deviceOUTBOARD MARINE CORP·Filed 1988·Granted Jul 10, 1990·6 cites·36 claims
- 0928US4863290ACombined shift rod bushing and gear case seal for marine propulsion deviceOUTBOARD MARINE CORP·Filed 1988·Granted Sep 5, 1989·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →