KW

Kazuyuki Watanabe

TO Toyota: 23 patents #895 of 26,838Top 4%
SK Showa Denko K.K.: 15 patents #52 of 1,736Top 3%
AC Aisin Aw Co.: 13 patents #126 of 2,011Top 7%
DE Denso: 9 patents #1,418 of 11,792Top 15%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
MI Mitsui Petrochemical Industries: 3 patents #226 of 1,024Top 25%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
NC Nippon Columbia Co.: 2 patents #5 of 66Top 8%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
JC Japan Polyolefins Co.: 1 patents #37 of 85Top 45%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
NC Nisshin Steel Co.: 1 patents #240 of 514Top 50%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
SD Showa Denko: 1 patents #231 of 593Top 40%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
SC Showa Denko Plastic Products Co.: 1 patents #2 of 17Top 15%
SC Showa Highpolymer Co.: 1 patents #45 of 102Top 45%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TO Toto: 1 patents #620 of 1,113Top 60%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
EN Eizo Nanao: 1 patents #5 of 29Top 20%
FD Fdk: 1 patents #147 of 324Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
📍 Hitachi, MS: #1 of 1 inventorsTop 100%
Overall (All Time): #23,319 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 76–79 of 79 patents

Patent #TitleCo-InventorsDate
5296554 Adhesive resin composition Yuji Kira 1994-03-22
5164258 Multi-layered structure Mitsuzo Shida, Kouichi Yamamoto 1992-11-17
5071982 Process for producing a 4,6-bis(difluoromethoxy)-2-alkylthiopyrimidine Sumio Yoshino, Mikio Akazawa 1991-12-10
4734418 Quinazoline compounds and antihypertensives Keiichi Yokoyama, Koji Kato, Takumi Kitahara, Hiroyasu Ohno, Takashi Nishina +4 more 1988-03-29