Inventor · Tokyo, JP

Jun Uchiyama

31Patents
10h-index
28Co-inventors
75Inventor score

Filing activity: Jul 23, 1985 → Mar 21, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
USD467630S1 Toy General 32 Expired
USD578505S1 Amplifier General 30 Expired
USD511188S1 Robot General 27 Expired
USD412905S Combined disc and tape player General 22 Expired
US4662454A Foam extinguishing system Human Necessities 12 Expired
USD347429S Tape recorder combined with a radio tuner General 12 Expired
USD334021S Ink ribbon cassette for video printer General 10 Expired
USD379625S Digital audio disc player General 10 Expired
USD435031S Combined disc and tape player General 10 Expired
USD543223S1 Video camera General 10 Expired
USD419989S Video tape recorder/player General 9 Expired
USD580385S1 Disc player General 9 Expired
USD404031S Digital audio disc player General 8 Expired
USD704679S1 Speaker box General 8 Active
USD347430S Tape player General 7 Expired
USD661280S1 Combine speaker box and amplifier General 7 Active
USD551688S1 Video camera General 7 Expired
USD582868S1 Combined disc recorder and hard disc drive General 7 Expired
USD564996S1 Disc player General 6 Expired
USD467289S1 Ear part for toy General 6 Expired
USD553591S1 Disc player General 6 Expired
USD390227S Digital audio disc player General 5 Expired
USD585858S1 Combined disc recorder and hard disc drive General 5 Expired
USD613732S1 Disc player General 5 Expired
USD681577S1 Disc player General 4 Active

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