Inventor · Providence, RI, US

John G. Mathews

18Patents
11h-index
10Co-inventors
61Inventor score

Filing activity: Jan 22, 1991 → Oct 3, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5522831A Incising trocar and cannula assembly Human Necessities 1,330 Expired
US5617588A Snap together protective goggle construction with toric lens Human Necessities 130 Expired
US5673501A Novelty shoe with detachable ornamental article Human Necessities 84 Expired
US5457505A Protective eyeglasses construction Physics 53 Expired
US5381192A Protective eyeglasses construction with adjustable temples Physics 44 Expired
US5170502A Protective eyewear assembly Physics 37 Expired
USD367087S Toy flashlight General 28 Expired
USD331765S Eyeglasses General 25 Expired
US5138124A Apparatus for destroying hypodermic needles Emerging Cross-Sectional Technologies 24 Expired
USD372746S Combined toy mirror and magnifier General 15 Expired
US5261582A Belt case for eyeglasses Human Necessities 13 Expired
USD393273S Frontpiece for swim goggles General 8 Expired
USD394275S Frontpiece for swim goggles General 6 Expired
USD348980S Carrying case for eyeglasses General 5 Expired
USD393649S Frontpiece for swim goggles General 4 Expired
USD372747S Combined toy light and sound flasher General 4 Expired
USD365854S Slide whistle General 3 Expired
USD371746S Compass General 2 Expired

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