Inventor · disambiguated record
Robert G. Dretzka
Also filed as: DRETZKA ROBERT G
3 granted patents·69 citations·filing 1979–1987
73Inventor score
Files withOUTBOARD MARINE CORP3
Top patents by PatentIndex Score
3 records- 0183US4262622AMarine propulsion device including ignition interruption means to assist transmission shiftingOUTBOARD MARINE CORP·Filed 1979·Granted Apr 21, 1981·29 cites·41 claims
- 0270US4403970AMarine propulsion unit having ignition interruption means to assist transmission shiftingOUTBOARD MARINE CORP·Filed 1981·Granted Sep 13, 1983·25 cites·10 claims
- 0363US4820210ALower gearcase shift mechanism for marine propulsion deviceOUTBOARD MARINE CORP·Filed 1987·Granted Apr 11, 1989·15 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →