Koichi Matsumoto

SO Sony: 32 patents #1,052 of 25,231Top 5%

Canon: 20 patents #3,238 of 19,416Top 20%

FI Fujifilm Business Innovation: 16 patents #134 of 1,659Top 9%

TO Toyota: 13 patents #2,130 of 26,838Top 8%

NI Nikon: 10 patents #434 of 2,493Top 20%

HO Horiba: 9 patents #29 of 604Top 5%

Honda Motor Co.: 8 patents #2,726 of 21,052Top 15%

AK Asahi Doken Kabushiki Kaisha: 7 patents #1 of 1Top 100%

Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%

SU Subaru: 6 patents #124 of 1,684Top 8%

SS Sumitomo Wiring Systems: 5 patents #684 of 2,615Top 30%

NI Nirec: 5 patents #2 of 58Top 4%

AC Asahi Kasei Kogyo Co.: 4 patents #154 of 1,395Top 15%

NK Nippon Kogaku K.K.: 4 patents #88 of 382Top 25%

HI Hitachi: 2 patents #13,388 of 28,497Top 50%

Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%

CO Comcast: 2 patents #1,624 of 4,447Top 40%

NE Nec: 2 patents #5,510 of 14,502Top 40%

SC Shinto Paint Co.: 1 patents #42 of 121Top 35%

SC Shiraishi Central Laboratories Co.: 1 patents #6 of 23Top 30%

SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%

TL Teijin Limited: 1 patents #850 of 1,631Top 55%

TC The Ohtsu Tire & Rubber Co.: 1 patents #27 of 52Top 55%

YC Yamashita Rubber Co.: 1 patents #28 of 102Top 30%

DA Daikyonishikawa: 1 patents #23 of 85Top 30%

AT Autonetworks Technologies: 1 patents #723 of 1,079Top 70%

AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%

IC Ikeda Bussan Co.: 1 patents #113 of 235Top 50%

KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%

Mazda Motor: 1 patents #2,563 of 4,755Top 55%

MM Mitsubishi-Hitachi Metals Machinery: 1 patents #15 of 45Top 35%

MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%

EC Epoch Company: 1 patents #21 of 44Top 50%

NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%

NL Nippon Unicar Company Limited: 1 patents #29 of 69Top 45%

Rohm Co.: 1 patents #1,438 of 2,292Top 65%

📍 Yokohama, NY: #3 of 63 inventorsTop 5%

Overall (All Time): #5,700 of 4,157,543Top 1%

Issued Patents All Time

Showing 151–156 of 156 patents

Patent #	Title	Co-Inventors	Date
4475040	Pyroelectric infrared detector	Haruo Kotani	1984-10-02
4423185	Thermoplastic resinous composition	Yoshihiko Katayama, Hisaya Sakurai	1983-12-27
4410595	Laminate of thermoplastic resinous composition	Yoshihiko Katayama, Hisaya Sakurai	1983-10-18
4365881	Photographic camera with timepiece	Kiyoaki Hazama, Kazuo Shiozawa	1982-12-28
4242251	Composition comprising a thermoplastic resin and mineral filler particles coated with an ethylenically unsaturated organic acid, the ethylenic double bonds of which remain substantially unreacted; product resulting from causing said to react	Itsuho Aishima, Junji Seki, Yonemasa Furusawa, Ryogo Tsukisaka, Yuhachi Takahashi	1980-12-30
4203669	Wavelength reading apparatus for monochromator	Yoshio Maeda, Koji Nishiwaki	1980-05-20