Inventor · disambiguated record
Richard A. Heismann
Also filed as: HEISMANN RICHARD A
16 granted patents·269 citations·filing 1978–2000
94Inventor score
Top patents by PatentIndex Score
16 records- 0187US4614130ATensioning control for flexible cableOUTBOARD MARINE CORP·Filed 1984·Granted Sep 30, 1986·40 cites·12 claims
- 0281US4435949AMulching adapter for rotary lawn mowerOUTBOARD MARINE CORP·Filed 1982·Granted Mar 13, 1984·33 cites·14 claims
- 0374US6427364B1Arrangement for heating air supplied to a carburetor of a snow thrower engineMURRAY INC·Filed 2000·Granted Aug 6, 2002·19 cites·34 claims
- 0472US4195466AMulti-function interlock self-propelled lawn mower with blade clutchOUTBOARD MARINE CORP·Filed 1978·Granted Apr 1, 1980·22 cites·16 claims
- 0571US6318003B1Snow throwerMURRAY INC·Filed 2000·Granted Nov 20, 2001·18 cites·12 claims
- 0671US4300295ASnow thrower impeller assemblyOUTBOARD MARINE CORP·Filed 1980·Granted Nov 17, 1981·29 cites·13 claims
- 0770USD342076SEngine recoil housingTHE TORO CO·Filed 1992·Granted Dec 7, 1993·14 cites·1 claims
- 0869US4209964ATwo-speed forward and reverse self-propel system for walk-behind mowersOUTBOARD MARINE CORP·Filed 1978·Granted Jul 1, 1980·21 cites·21 claims
- 0962US5388394ALawn mower grass collection indicatorMURRAY OUTDOOR PRODUCTS INC·Filed 1993·Granted Feb 14, 1995·25 cites·12 claims
- 1042US6381881B1Engine cover for a snow throwerMURRAY INC·Filed 2000·Granted May 7, 2002·4 cites·7 claims
- 1142US4444002AGrass clipping catcherOUTBOARD MARINE CORP·Filed 1982·Granted Apr 24, 1984·9 cites·5 claims
- 1242US4354461ATwo-cycle internal combustion engine including horizontal crankshaftOUTBOARD MARINE CORP·Filed 1980·Granted Oct 19, 1982·7 cites·8 claims
- 1341US4344274AGrass catcher bagOUTBOARD MARINE CORP·Filed 1980·Granted Aug 17, 1982·8 cites·10 claims
- 1437US4958483ARope guideTORO CO·Filed 1990·Granted Sep 25, 1990·7 cites·8 claims
- 1536US5893224ACutting arrangement for a snow blowerMURRAY INC·Filed 1997·Granted Apr 13, 1999·11 cites·6 claims
- 1631US6249938B1Cable length adjustment deviceMURRAY INC·Filed 1999·Granted Jun 26, 2001·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →