Inventor · Dodgeville, MA, US

Christopher Ramm

135Patents
29h-index
62Co-inventors
93Inventor score

Filing activity: Nov 12, 1998 → Jan 8, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
USD616607S1 Razor handle General 73 Expired
USD741008S1 Razor cartridge General 68 Active
USD563047S1 Razor handle General 63 Expired
USD741009S1 Razor cartridge General 57 Active
USD563044S1 Razor cartridge General 57 Expired
USD614354S1 Shaving razor handle General 53 Expired
USD842543S1 Shaving razor handle General 50 Active
USD536830S1 Razor handle General 47 Expired
USD524984S1 Razor General 45 Expired
USD655042S1 Portion of a shaving razor General 44 Expired
USD641104S1 Portion of a shaving razor General 44 Expired
USD563043S1 Razor cartridge lubrication member General 40 Expired
USD537204S1 Gripping element for a razor handle General 39 Expired
USD837452S1 Razor handle grip General 38 Active
USD842542S1 Shaving razor handle General 38 Active
USD737513S1 Razor component General 38 Active
USD662661S1 Razor cartridge General 37 Active
USD615705S1 Gripping member for a razor handle General 36 Expired
US9032631B2 Indicia for razor with a rotatable portion Performing Operations; Transporting 36 Active
USD695458S1 Razor handle General 35 Active
USD741010S1 Razor cartridge General 34 Active
USD880063S1 Shaving razor handle General 33 Active
USD864482S1 Razor handle General 33 Active
USD614353S1 Razor handle General 31 Expired
USD617950S1 Shaving razor handle General 30 Expired

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