KH

Koichi Hasegawa

TI Tokai Rubber Industries: 16 patents #15 of 557Top 3%
Mitsubishi Electric: 14 patents #1,823 of 25,717Top 8%
SL Sumitomo Riko Company Limited: 13 patents #1 of 446Top 1%
Honda Motor Co.: 11 patents #1,779 of 21,052Top 9%
SO Sony: 10 patents #4,411 of 25,231Top 20%
IC Ishifuku Metal Industry Co.: 7 patents #1 of 29Top 4%
Kubota: 5 patents #404 of 2,059Top 20%
SK Showa Denko K.K.: 5 patents #278 of 1,736Top 20%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
JS Jsr: 2 patents #443 of 1,137Top 40%
OC Otsuka Pharmaceutical Co.: 2 patents #437 of 1,273Top 35%
MA Mitsubishi Aircraft: 2 patents #64 of 184Top 35%
MC Mitsubishi Chemical: 1 patents #294 of 716Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
JA Japan Atomic Energy Agency: 1 patents #64 of 251Top 30%
NU National University Corporation Kobe University: 1 patents #47 of 288Top 20%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
NC Nippon Electric Co.: 1 patents #251 of 792Top 35%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
SC Shin-Etsu Handotai Co.: 1 patents #385 of 679Top 60%
AI Aisin: 1 patents #310 of 1,000Top 35%
Overall (All Time): #13,130 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 101–105 of 105 patents

Patent #TitleCo-InventorsDate
5313085 Semiconductor integrated circuit device 1994-05-17
D315598 Electric fan Takashi Yamamoto, Tetsuro Aobori, Yasuo Tsumurai 1991-03-19
4685437 Intake air heater for internal combustion engine with perforated plate heater element partially traversing air passage Toshiaki Tanaka, Hitoshi Niwa, Hirokatsu Mukai, Naoto Miwa, Akio Nara +3 more 1987-08-11
4315206 Current supply circuit for telephone exchange Michio Tokunaga, Ryoichi Okada, Hideo Mizutani, Takaaki Osaki 1982-02-09
4189420 Polyolefin resin composition and method for making polyolefin film Masaaki Sugimoto, Yoshio Matsumoto, Nobushige Ikeya 1980-02-19