Inventor
HEISMANN RICHARD A
16 patents
⚠️ This page may combine multiple inventors who share the name “HEISMANN RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OUTBOARD MARINE CORP
8 patentsUS4435949AMar 13, 1984
Mulching adapter for rotary lawn mower
OUTBOARD MARINE CORP33 citations92
US4300295ANov 17, 1981
Snow thrower impeller assembly
OUTBOARD MARINE CORP29 citations92
US4614130ASep 30, 1986
Tensioning control for flexible cable
OUTBOARD MARINE CORP40 citations89
US4195466AApr 1, 1980
Multi-function interlock self-propelled lawn mower with blade clutch
OUTBOARD MARINE CORP22 citations81
US4209964AJul 1, 1980
Two-speed forward and reverse self-propel system for walk-behind mowers
OUTBOARD MARINE CORP21 citations75
US4354461AOct 19, 1982
Two-cycle internal combustion engine including horizontal crankshaft
OUTBOARD MARINE CORP7 citations73
US4344274AAug 17, 1982
Grass catcher bag
OUTBOARD MARINE CORP8 citations73
US4444002AApr 24, 1984
Grass clipping catcher
OUTBOARD MARINE CORP9 citations71
MURRAY INC
5 patentsUS6427364B1Aug 6, 2002
Arrangement for heating air supplied to a carburetor of a snow thrower engine
MURRAY INC19 citations86
US6318003B1Nov 20, 2001
Snow thrower
MURRAY INC18 citations83
US5893224AApr 13, 1999
Cutting arrangement for a snow blower
MURRAY INC11 citations71
US6381881B1May 7, 2002
Engine cover for a snow thrower
MURRAY INC4 citations62
US6249938B1Jun 26, 2001
Cable length adjustment device
MURRAY INC2 citations62