YO

Yoshio Okamoto

HI Hitachi: 45 patents #373 of 28,497Top 2%
DI Daicel Chemical Industries: 39 patents #5 of 893Top 1%
HC Hitachi Car Engineering Co.: 19 patents #19 of 465Top 5%
HS Hitachi Automotive Systems: 11 patents #120 of 1,636Top 8%
FL Fujitsu Takamisawa Component Limited: 7 patents #9 of 113Top 8%
HC Hitachi Automotive Engineering Co.: 5 patents #22 of 314Top 8%
DA Daicel: 4 patents #85 of 523Top 20%
IC Idemitsu Kosan Co.: 4 patents #327 of 1,237Top 30%
NU National University Corporation Nagoya University: 4 patents #37 of 782Top 5%
DC Dainippon Screen Mfg. Co.: 4 patents #193 of 977Top 20%
AC Asahi Kasei Kogyo Co.: 2 patents #303 of 1,395Top 25%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
HS Hitachi-Lg Data Storage: 2 patents #125 of 294Top 45%
KA Kao: 2 patents #1,388 of 3,221Top 45%
HI Hiatchi: 1 patents #1 of 84Top 2%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
TC Takamisawa Electric Co.: 1 patents #14 of 30Top 50%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
NC Nakano Vinegar Co.: 1 patents #24 of 63Top 40%
FL Fujitsu Component Limited: 1 patents #204 of 281Top 75%
Nichia: 1 patents #1,005 of 1,531Top 70%
NC Nippon Yakin Kogyo Co.: 1 patents #31 of 74Top 45%
NI Nissan Chemical Industries: 1 patents #655 of 1,150Top 60%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
HC Hitachi Media Electronics Co.: 1 patents #130 of 214Top 65%
Overall (All Time): #8,022 of 4,157,543Top 1%
133
Patents All Time

Issued Patents All Time

Showing 126–133 of 133 patents

Patent #TitleCo-InventorsDate
4554334 Process for preparing optically active polymer Heimei Yuki 1985-11-19
4546795 Solenoid valve Kazumi Iwai, Hiroshi Inoue, Yoshifumi Kunugi, Tadashi Shinozaki 1985-10-15
4523000 Copolymers, process for the preparation thereof and ionizing radiation sensitive resist using such copolymers Koichi Hatada, Tatsuki Kitayama 1985-06-11
4511475 Optically active polymer preparation and use Heimei Yuki 1985-04-16
4478953 Polymerization process of optically active polymer and catalyst therefor Heimei Yuki 1984-10-23
4474551 Combustion apparatus Kazumi Iwai, Tadashi Shinozaki, Hiroshi Inoue, Yoshifumi Kunugi, Shigeyuki Yamazaki 1984-10-02
4473690 Organic polymers of methacrylate esters Heimei Yuki 1984-09-25
4375495 Novel optically active polymer preparation and use Heimei Yuki 1983-03-01