Kenji Kaneko

HI Hitachi: 25 patents #1,255 of 28,497Top 5%

VJ Victor Company Of Japan: 10 patents #116 of 1,489Top 8%

RI Rinascimetalli: 5 patents #1 of 5Top 20%

PC Pentax Precision Co.: 4 patents #4 of 20Top 20%

Pioneer Electronic: 4 patents #477 of 1,840Top 30%

PE Pentax: 4 patents #113 of 396Top 30%

AK Asahi Seimitsu Kabushiki Kaisha: 3 patents #8 of 40Top 20%

KC Kikuchi Co.: 3 patents #5 of 36Top 15%

HE Hitachi Vlsi Engineering: 3 patents #237 of 666Top 40%

TK Terumo Kabushiki Kaisha: 3 patents #444 of 1,558Top 30%

BC Bandai Co.: 3 patents #37 of 210Top 20%

SO Sony: 3 patents #10,744 of 25,231Top 45%

TO Toyota: 2 patents #10,861 of 26,838Top 45%

HE Hitachi Micro Computer Engineering: 2 patents #45 of 393Top 15%

TC Toyo Tire & Rubber Co.: 1 patents #248 of 499Top 50%

JC Janome Sewing Machine Co.: 1 patents #129 of 229Top 60%

AI Aisin: 1 patents #310 of 1,000Top 35%

Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%

Bridgestone: 1 patents #1,586 of 2,860Top 60%

DE Denso: 1 patents #6,940 of 11,792Top 60%

Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%

HA Hitachi America: 1 patents #46 of 97Top 50%

HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%

HE Hitachi, Vlsi Eng.: 1 patents #1 of 28Top 4%

KT Kabushiki Kaisha B.I. Tec: 1 patents #6 of 12Top 50%

KI Kawada Industries: 1 patents #5 of 38Top 15%

ME Megahouse: 1 patents #2 of 8Top 25%

MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%

📍 Toyota, JP: #11 of 316 inventorsTop 4%

Overall (All Time): #23,574 of 4,157,543Top 1%

Patents All Time

Issued Patents All Time

Showing 76–78 of 78 patents

Patent #	Title	Co-Inventors	Date
4258330	Differential current amplifier	Takahiro Okabe, Tohru Nakamura, Wasao Takasugi, Minoru Nagata	1981-03-24
4258379	IIL With in and outdiffused emitter pocket	Tomoyuki Watanabe, Takahiro Okabe, Minoru Nagata, Tohru Nakamura, Yutaka Okada +3 more	1981-03-24
4233574	Oscillation circuit	Takahiro Okabe	1980-11-11