TO

Toshiaki Okumura

Canon: 16 patents #4,160 of 19,416Top 25%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
KS Kobe Steel: 5 patents #205 of 2,031Top 15%
NC Nagano Keiki Co.: 2 patents #33 of 97Top 35%
HL Hitachi Shipbuilding & Engineering Company Limited: 1 patents #37 of 117Top 35%
Overall (All Time): #103,113 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
5673477 Method of fabricating probe unit Shigeo Hattori, Toshiaki Yutori, Nobuhiro Hara, Kunihiko Nishioka, Masahiko Uchimura +1 more 1997-10-07
5500696 Ophthalmic apparatus including an apparatus control mechanism having multiple modes Takashi Masuda, Koji Uchida, Osamu Yamamoto 1996-03-19
5500170 Heating and extruding method and device for bulk preform Takao Ekimoto, Satoshi Shimamoto, Katsumi Ogawa, Masahiro Tomita, Yoshitaka Nimura +1 more 1996-03-19
5489978 Lens measuring apparatus Yoshimi Kohayakawa 1996-02-06
5458838 Heating and extruding method for bulk preform Takao Ekimoto, Satoshi Shimamoto, Katsumi Ogawa, Masahiro Tomita, Yoshitaka Nimura +1 more 1995-10-17
5283026 Method for molding fiber-reinforced composite material Takao Ekimoto, Kourou Takatsuka, Ryosaku Kadowaki, Ryuichiro Kato, Masahiro Tomita +4 more 1994-02-01
5270749 Opthalmic apparatus for measuring the refractive power of a lens 1993-12-14
4887591 Midget life-saving respirator gas tank apparatus 1989-12-19
4242073 Injection molding apparatus and molding method with use of the apparatus Shiro Tsuchiya, Itsuo Imakita 1980-12-30