Inventor · Wilbraham, MA, US

Keith Fecteau

28Patents
13h-index
17Co-inventors
78Inventor score

Filing activity: May 2, 1996 → Sep 11, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6536435B1 Respirator headpiece and release mechanism Human Necessities 214 Expired
US6338342B1 Respirator headpiece and release mechanism Human Necessities 136 Expired
USD412008S Eyewear General 127 Expired
US6497232B2 Respirator headpiece and release mechanism Human Necessities 68 Expired
US5825455A Aspheric plano eyewear Physics 40 Expired
USD515615S1 Goggle General 36 Expired
US6161540A Respirator filter having a pleated filter layer Human Necessities 30 Expired
USD392990S Eyewear having strap attachment General 24 Expired
USD424079S Eyewear lens General 21 Expired
US6254236A Parabolic and hyperbolic aspheric eyewear Human Necessities 19 Expired
USD397126S Eyewear lens General 15 Expired
USD473937S1 Respirator General 14 Expired
US6019469A Aspheric plano eyewear Physics 14 Expired
USD434493S Cartridge filter General 13 Expired
US6511177B1 Protective eyewear with adjustable strap Physics 13 Expired
USD440301S Respirator General 13 Expired
USD473299S1 Cartridge cap General 12 Expired
US6024446A Eyewear with hingedly attached strapped head retainer Physics 12 Expired
US7055952B2 Temple piece for eyewear Physics 12 Expired
USD398325S Eyewear General 9 Expired
USD414862S Filter mask General 8 Expired
US7527057B2 Adjustable mask Human Necessities 4 Expired
USD410666S Eyewear with foam flange General 3 Expired
USD400558S Eyewear General 3 Expired
USD399233S Eyewear General 2 Expired

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