Inventor · Clarksburg, MD, US

William R. Wright

61Patents
27h-index
25Co-inventors
88Inventor score

Filing activity: Dec 6, 1977 → Mar 20, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5809755A Power mower with riding platform for supporting standing operator Emerging Cross-Sectional Technologies 128 Expired
US5507138A Power mower with riding platform for supporting standing-operator Human Necessities 109 Expired
US5984031A Power mower with riding platform for supporting standing operator during operation Emerging Cross-Sectional Technologies 93 Expired
US5004251A Sulky apparatus attachable to a self-propelled power mower Emerging Cross-Sectional Technologies 78 Expired
US6059055A Power mower with riding platform for supporting standing operator Emerging Cross-Sectional Technologies 64 Expired
US6912831B2 Power mower with pump lock-out system Emerging Cross-Sectional Technologies 64 Expired
US6688090B2 Power mower with riding platform for supporting standing operator Emerging Cross-Sectional Technologies 58 Expired
US6658831B2 Power lawn mower with deck lift system Human Necessities 56 Expired
US5964082A Power mower with riding platform for supporting standing-operator Human Necessities 55 Expired
US5600944A Power mower with riding platform for supporting standing-operator Human Necessities 49 Expired
US5765347A Power mower with riding platform for supporting stand-operator Human Necessities 45 Expired
US6560952B2 Power mower with stand-on and sit-down modes Human Necessities 44 Expired
US6189304A Power mower with riding platform for supporting standing operator Emerging Cross-Sectional Technologies 43 Expired
US6390225B1 Power mower with riding platform for supporting standing operator during operation Emerging Cross-Sectional Technologies 40 Expired
US6094897A Power mower with riding platform for supporting standing operator Emerging Cross-Sectional Technologies 37 Expired
US6138446A Power mower with riding platform for supporting standing operator during operation Emerging Cross-Sectional Technologies 35 Expired
US6438930B1 Power lawn mower with stand-on and sit-down modes with battery located between feet of operator Human Necessities 34 Expired
US6640526B2 Control assembly for steering lawn mower Emerging Cross-Sectional Technologies 34 Expired
US7325388B2 Lawn mower with deck lift system that raises and lowers deck with respect to frame and handle control assembly Human Necessities 34 Expired
US6085504A Power mower with riding platform for supporting standing-operator Human Necessities 32 Expired
US7712294B2 Lawn mower with deck lift system including automatic latch resetting Human Necessities 32 Active
US6205753A Power lawn mower with stand-on and sit-down modes Human Necessities 31 Expired
US6550563B2 Power mower with riding platform for supporting standing operator during operation Emerging Cross-Sectional Technologies 30 Expired
US6688089B2 Power lawn mower with stand-on and sit-down modes with battery located between feet of operator Human Necessities 30 Expired
US6516596B2 Power mower with riding platform for supporting standing operator Emerging Cross-Sectional Technologies 29 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.