KH

Katsumi Hirakawa

OS Olympus Medical Systems: 19 patents #9 of 833Top 2%
OL Olympus: 10 patents #461 of 3,097Top 15%
ML Mitsubishi Petrochemical Company Limited: 3 patents #122 of 670Top 20%
JP Japan Polychem: 1 patents #37 of 104Top 40%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
Overall (All Time): #113,715 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
7603160 Intra-subject position display system Katsuya Suzuki, Katsuyoshi Sasagawa, Takemitsu Honda, Seiichiro Kimoto, Ayako Nagase +1 more 2009-10-13
6376416 Olefin polymerization catalyst and process for producing olefin polymer Yumito Uehara 2002-04-23
5997473 Method of locating a coil which consists of determining the space occupied by a source coil generating a magnetic field Akira Taniguchi, Kenji Kasama, Jun Hasegawa, Tetsuo Nonami, Hirokazu Nishimura 1999-12-07
5693719 Ethylene polymers Yukitaka Goto, Nobuaki Sakurai, Tadashi Takahashi, Yoichi Maeda, Yoshihiko Sasaki +2 more 1997-12-02
5474962 Powder catalyst composition and process for polymerizing olefins with the use thereof Tadashi Takahashi, Kazuhiro Yamamoto 1995-12-12
4814314 Catalyst for olefin polymerization Mitsuyuki Matsuura, Takashi Fujita 1989-03-21
4762898 Process for polymerizing ethylene Mitsuyuki Matsuura 1988-08-09