Osamu Sakai

PA Panasonic: 19 patents #1,080 of 21,108Top 6%

Sumitomo Electric Industries: 19 patents #1,151 of 21,551Top 6%

NI Ngk Insulators: 10 patents #329 of 2,083Top 20%

Sharp Kabushiki Kaisha: 8 patents #2,076 of 10,731Top 20%

HI Hitachi: 6 patents #6,582 of 28,497Top 25%

AC Alps Electric Co.: 3 patents #607 of 2,177Top 30%

NK Nichia Kagaku Kogyo K.K.: 2 patents #11 of 36Top 35%

OE Otis Elevator: 2 patents #650 of 1,840Top 40%

SC Seed Co.: 1 patents #13 of 67Top 20%

SC Senju Pharmaceutical Co.: 1 patents #120 of 231Top 55%

TO Toto: 1 patents #620 of 1,113Top 60%

AL A.K. Technical Laboratory: 1 patents #12 of 34Top 40%

TO Toyota: 1 patents #15,335 of 26,838Top 60%

AC Alps Alpine Co.: 1 patents #246 of 525Top 50%

AR Asahi Rubber: 1 patents #20 of 63Top 35%

DI Diamet: 1 patents #20 of 33Top 65%

HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%

HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%

KC Kokuyo Co.: 1 patents #86 of 136Top 65%

Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%

Overall (All Time): #24,639 of 4,157,543Top 1%

Patents All Time

Issued Patents All Time

Showing 76–76 of 76 patents

Patent #	Title	Co-Inventors	Date
4437135	Semiconductor integrated circuit device	Masahiro Ogata	1984-03-13