TO

Takuji Okaya

KC Kuraray Co.: 34 patents #4 of 1,827Top 1%
NC Nippon Petrochemicals, Co.: 3 patents #74 of 359Top 25%
RC Rengo Co.: 2 patents #20 of 118Top 20%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
Overall (All Time): #104,196 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
5403905 Process for producing polyvinyl ester having a high degree of polymerization and process for producing polyvinyl alcohol having a high degree of polymerization Toshiaki Sato, Ken Yuki, Junnosuke Yamauchi 1995-04-04
5360670 Multilayered structure containing an ethylene-vinyl alcohol layer Kiyoshi Yonezu, Akimasa Aoyama, Satoshi Hirofuji, Yukio Ozeki 1994-11-01
5310790 Process for producing polyvinyl ester having a high degree of polymerization and process for producing polyvinyl alcohol having a high degree of polymerization Toshiaki Sato, Ken Yuki, Junnosuke Yamauchi 1994-05-10
5310827 Polyamide copolymers Yukiatsu Komiya, Masao Ishida, Koji Hirai, Setuo Yamashita, Shinji Komori 1994-05-10
5134036 Ethylene-vinyl alcohol copolymers, moldings and laminates Junichi Uemura, Akimasa Aoyama, Hitoshi Maruyama, Toshiaki Sato 1992-07-28
5118743 Methylene-vinyl alcohol copolymer composition Kiyoshi Yonezu, Akimasa Aoyama, Satoshi Hirofuji, Yukio Ozeki 1992-06-02
5093437 Polyamide copolymers Yukiatsu Komiya, Masao Ishida, Koji Hirai, Setuo Yamashita, Shinji Komori 1992-03-03
5057390 Photosensitive composition Toshiaki Sato, Junnosuke Yamuchi 1991-10-15
5034451 Water-soluble binder and hot-melt binder for ceramics molding Taku Tanaka, Toshiaki Sato, Hitoshi Maruyama, Junnosuke Yamauchi 1991-07-23
4983318 Method for electric field orientation of liquid crystal polymers and oriented materials of liquid crystal polymers obtained by the method Mitsuo Matsumoto, Kiyoto Ohtsuka, Koichi Sato 1991-01-08
4977212 Adhesive resin composition, laminated material using it and resin composition containing it Toshiyuki Akazawa, Takashi Inoue, Toshitaka Kobayashi 1990-12-11
4906679 Adhesives useful for production of corrugated board Masateru Tokuno, Kinichi Shirakawa, Takatoshi Koyakumaru, Hiroji Kohno, Hiroyuki Onishi 1990-03-06
4835198 Polymer composition and textile sizing agent made therefrom Hiroji Kohno, Kohji Moritani, Toshiaki Sato, Junnosuke Yamauchi 1989-05-30
4824696 Production process and adhesives for corrugated board Masateru Tokumo, Kinichi Shirakawa, Takatoshi Koyakumaru, Hiroyuki Onishi, Hiroji Kohno 1989-04-25
4824904 Resin compositions, laminates and block copolymers Akimasa Aoyama, Takeshi Moritani, Kiyoshi Yonezu 1989-04-25
4818787 Process for producing polyvinyl ester having a high degree of polymerization and process for producing polyvinyl alcohol having a high degree of polymerization Toshiaki Sato, Junnosuke Yamauchi 1989-04-04
4818788 Process for producing polyvinyl ester having a high degree of polymerization and process for producing polyvinyl alcohol having a high degree of polymerization Toshiaki Sato, Ken Yuki, Junnosuke Yamauchi 1989-04-04
4816544 Polyamideimide elastomer and production thereof Yukiatsu Komiya, Masao Ishida, Koji Hirai 1989-03-28
4810581 Adhesive resin composition, laminated material using it and resin composition containing it Toshiyuki Akazawa, Takashi Inoue, Toshitaka Kobayashi 1989-03-07
4810755 Adhesive resin composition, laminated material using it and resin composition containing it Toshiyuki Akazawa, Takashi Inoue, Toshitaka Kobayashi 1989-03-07
4719153 Laminated article and process for production thereof Toshiyuki Akasawa, Masamitsu Nakabayashi, Yuzo Furukawa 1988-01-12
4713296 Laminate having good gas barrier properties with barrier layer of modified ethylene-vinyl alcohol copolymer Akimasa Aoyama, Takeshi Moritani, Kiyoshi Yonezu, Taichi Negi 1987-12-15
4708947 Water resistant composition and heat-sensitive recording sheet containing the same Hitoshi Maruyama, Isao Ono, Hiroji Kohno, Junnosuke Yamauchi 1987-11-24
4699950 Block copolymer based on polymer having thiol end group and linked by divalent sulfur Toshiaki Sato, Junnosuke Yamauchi 1987-10-13
4654294 Photosensitive ethylenically unsaturated composition containing a vinyl alcohol polymer having a thiol group Toshiaki Sato, Junnosuke Yamauchi 1987-03-31