Inventor · Orlando, FL, US

John V. Stewart

23Patents
11h-index
4Co-inventors
68Inventor score

Filing activity: Mar 1, 1976 → Apr 29, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US5201244A Bicycle handlebar stem extender Emerging Cross-Sectional Technologies 35 Expired
US6260931A Safe quick-release bicycle axle fastener Performing Operations; Transporting 34 Expired
US5383716A Quick-release bicycle axle fastener Performing Operations; Transporting 31 Expired
US5567020A Quick-release bicycle axle fastener Performing Operations; Transporting 21 Expired
US4962913A Sidewalk lifter Performing Operations; Transporting 20 Expired
US4884338A Electric shaver improvement Performing Operations; Transporting 19 Expired
US4964488A Ladder stabilizer Fixed Constructions 19 Expired
US6220399A Cable operated piston brake for bicycles Performing Operations; Transporting 17 Expired
US4979735A Hydraulic exercise device with work measurement Human Necessities 14 Expired
US8616801B2 Gusset with fibers oriented to strengthen a CMC wall intersection anisotropically Emerging Cross-Sectional Technologies 13 Active
USD335466S Dial for fluid temperature and flow control General 12 Expired
US4973059A Volleyball net adjuster Human Necessities 11 Expired
US4173075A Engraver's template Physics 10 Expired
US4697671A Brakepad assembly for disc brake Mechanical Engineering; Lighting; Heating 10 Expired
US4968042A Volleyball net adjuster #2. Human Necessities 9 Expired
US4877181A Shower valve Emerging Cross-Sectional Technologies 8 Expired
US4949753A Fluid mixture and flow control valve Emerging Cross-Sectional Technologies 7 Expired
US4945585A Bed with rotatable rollers Human Necessities 7 Expired
US4108294A Rotary fluid couplings Emerging Cross-Sectional Technologies 4 Expired
US4982930A Sidewalk lifter Emerging Cross-Sectional Technologies 3 Expired
US5108032A Fluid mixture control valve Emerging Cross-Sectional Technologies 2 Expired
US4245793A Draw off control system for a roll of material Performing Operations; Transporting 1 Expired
US4139386A Method for obtaining engravers template Physics 1 Expired

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