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Patent applications and USPTO patent grants for Sadakane; Hirofumi.The latest application filed is for "lawn mower for use both as riding and walking operator type".
Patent | Date |
---|---|
Lawn mower for use both as riding and walking operator type Grant 5,337,543 - Kitamura , et al. August 16, 1 | 1994-08-16 |
Working vehicle controllable by walking operator and having independently driven right and left ground wheels Grant 5,155,985 - Oshima , et al. October 20, 1 | 1992-10-20 |
Safety system for a lawn mower Grant 5,138,824 - Oshima , et al. August 18, 1 | 1992-08-18 |
Lawn mower Grant D319,447 - Oshima , et al. August 27, 1 | 1991-08-27 |
Lawn mower Grant D308,681 - Sadakane , et al. June 19, 1 | 1990-06-19 |
Clutch control structure for a walking operator type lawn mower Grant 4,882,897 - Oshima , et al. November 28, 1 | 1989-11-28 |
Lever mounting structure for lawn mower Grant 4,747,256 - Sadakane May 31, 1 | 1988-05-31 |
Mid-mounted mower Grant 4,321,783 - Kawasaki , et al. March 30, 1 | 1982-03-30 |
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