Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 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 |