Hiroyuki Hara

KT Kabushiki Kaisha Toshiba: 35 patents #640 of 21,451Top 3%

SE Seiko Epson: 26 patents #612 of 7,774Top 8%

KS Kyocera Document Solutions: 13 patents #207 of 1,545Top 15%

Canon: 8 patents #7,260 of 19,416Top 40%

AG Agc: 8 patents #81 of 954Top 9%

Kioxia: 4 patents #355 of 1,813Top 20%

TO Tosoh: 4 patents #159 of 1,042Top 20%

KO Konica: 3 patents #771 of 1,958Top 40%

TO Toto: 3 patents #304 of 1,113Top 30%

NC N.E. Chemcat: 3 patents #29 of 136Top 25%

DK Denki Kagaku Kogyo: 3 patents #98 of 655Top 15%

AC Asahi Glass Co.: 3 patents #625 of 2,251Top 30%

KM Kyocera Mita: 2 patents #289 of 763Top 40%

Toshiba Memory: 2 patents #853 of 1,971Top 45%

YC Yamatake-Honeywell Co.: 2 patents #37 of 169Top 25%

SO Sony: 1 patents #17,262 of 25,231Top 70%

AK Aisin Kako Kabushiki Kaisha: 1 patents #30 of 94Top 35%

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%

Nsk: 1 patents #937 of 1,559Top 65%

TC Tokuda Seisakusho Co: 1 patents #4 of 28Top 15%

TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%

TL Toyko Electron Limited: 1 patents #1 of 31Top 4%

Overall (All Time): #8,905 of 4,157,543Top 1%

126

Patents All Time

Issued Patents All Time

Showing 126–126 of 126 patents

Patent #	Title	Co-Inventors	Date
4695750	Voltage level converting circuit	Michinori Nakamura, Yasuhiro Sugimoto	1987-09-22