Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4906679 | Adhesives useful for production of corrugated board | Masateru Tokuno, Kinichi Shirakawa, Takatoshi Koyakumaru, Takuji Okaya, Hiroyuki Onishi | 1990-03-06 |
| 4835198 | Polymer composition and textile sizing agent made therefrom | Kohji Moritani, Toshiaki Sato, Junnosuke Yamauchi, Takuji Okaya | 1989-05-30 |
| 4824696 | Production process and adhesives for corrugated board | Masateru Tokumo, Kinichi Shirakawa, Takatoshi Koyakumaru, Takuji Okaya, Hiroyuki Onishi | 1989-04-25 |
| 4708947 | Water resistant composition and heat-sensitive recording sheet containing the same | Hitoshi Maruyama, Isao Ono, Junnosuke Yamauchi, Takuji Okaya | 1987-11-24 |