YI

Yasuo Ishii

KA Kao: 11 patents #204 of 3,221Top 7%
MC Meito Sangyo Co.: 1 patents #24 of 68Top 40%
NK Nippon Kayaku: 1 patents #556 of 1,103Top 55%
TI Tohoku Metal Industries: 1 patents #12 of 24Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
YC Yamanouchi Pharmaceutical Co.: 1 patents #277 of 516Top 55%
📍 Kashiwa, JP: #62 of 653 inventorsTop 10%
Overall (All Time): #241,943 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
7098250 Surfactant for emulsion polymerization Hiroki Sawada, Takayuki Ikenaga 2006-08-29
6599392 Paper bulking promoter Takaaki Tadokoro, Yasushi Ikeda, Takayuki Ikenaga, Atsuhito Mori, Yoichi Ishibashi +2 more 2003-07-29
6500813 Ophthalmic composition containing active vitamin D Seiji Itoh, Katsuhiko Mukai, Kiyoshi Kita 2002-12-31
6410006 Composition for prophylaxis and/or treatment of dry eye syndrome comprising vitamin D Seiji Itoh, Katsuhiko Mukai, Kiyoshi Kita 2002-06-25
6380302 Surfactant composition for emulsion polymerization Takayuki Ikenaga, Atsuhito Mori, Hiroyuki Aizawa, Hiroki Sawada, Yoshinori Mitsuda 2002-04-30
6248732 Ophthalmological composition comprising activated vitamin D Seiji Itoh, Katsuhiko Mukai 2001-06-19
6187331 Composition for prophylaxis and/or treatment of dry syndrome comprising vitamin D Seiji Itoh, Katsuhiko Mukai, Kiyoshi Kita 2001-02-13
6140297 Ethoxylate and propoxylated higher alcohol surfactant in high concentrations in an aqueous composition Atsuhito Mori, Hiroki Sawada 2000-10-31
6140296 Ethoxylate and propoxylated higher alcohol surfactant in high concentrations in an aqueous composition Hiroki Sawada, Atsuhito Mori 2000-10-31
6048831 Surfactant composition Atsuhito Mori, Hiroki Sawada 2000-04-11
5876709 Ophthalmic composition containing active Vitamin D Seiji Itoh, Katsuhiko Mukai, Kiyoshi Kita 1999-03-02
5340521 Melt viscosity depressant for polyester resin and polyester resin composition comprising the same Akito Itoi, Isao Nishi 1994-08-23
5178950 Process for producing cationic dye-dyeable polyester fiber with high strength and polyester resin composition used therefor Akito Itoi, Isao Nishi, Toshio Sato 1993-01-12
5162091 Polyester fibers and process of making Tsutomu Tanaka, Nobuyuki Suzuki, Shigetoshi Suzue 1992-11-10
5153000 Phosphate, liposome comprising the phosphate as membrane constituent, and cosmetic and liposome preparation comprising the liposome Yoshiko Chikawa, Katsumi Kita, Mitsuharu Masuda, Tomihiro Kurosaki, Takashi Itoh +6 more 1992-10-06
5110796 Prophylactic and therapeutic agents for cataracts Motokazu Itoi, Shizuko Kobayashi, Minako Kasuya 1992-05-05
5061525 Sizing method Yuichi Takahashi, Tsuneo Yasumura 1991-10-29
4363678 Explosives having powdered ferrite magnet as a tracer dispersed therethrough and a method for producing the same Naozumi Nishimura, Akira Matsunaga 1982-12-14
4237141 Derivatives of .alpha.-methyl-.beta.-aminopropiophenone and use thereof Akira Shiozawa, Shuji Kurashige, Hiroaki Hamano, Yasuhiko Furuta, Masako Ikeda +2 more 1980-12-02