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Patent applications and USPTO patent grants for Heismann; Richard A..The latest application filed is for "engine cover for a snow thrower".
Patent | Date |
---|---|
Engine cover for a snow thrower Grant 6,381,881 - Heismann May 7, 2 | 2002-05-07 |
Snow thrower Grant 6,318,003 - Heismann November 20, 2 | 2001-11-20 |
Cutting arrangement for a snow blower Grant 5,893,224 - Harrington , et al. April 13, 1 | 1999-04-13 |
Lawn mower grass collection indicator Grant 5,388,394 - Heismann February 14, 1 | 1995-02-14 |
Engine recoil housing Grant D342,076 - Heismann December 7, 1 | 1993-12-07 |
Mulching adapter for rotary lawn mower Grant 4,435,949 - Heismann March 13, 1 | 1984-03-13 |
Grass catcher bag Grant 4,344,274 - Heismann August 17, 1 | 1982-08-17 |
Two-speed forward and reverse self-propel system for walk-behind mowers Grant 4,209,964 - Fuelling, Jr. , et al. July 1, 1 | 1980-07-01 |
Multi-function interlock self-propelled lawn mower with blade clutch Grant 4,195,466 - Heismann April 1, 1 | 1980-04-01 |
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