Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880229 | Urethane modified epoxy resin | Koji Akimoto, Kazuhiro Urihara | 1999-03-09 |
| 5700884 | Urethane modified epoxy resin from epoxy phosphate and isocyanate prepolymer | Koji Akimoto, Kazuhiro Urihara | 1997-12-23 |
| 5350809 | Preparation process of chlorinated rubber | Hiroshi Tsuchiya, Yutaka Ozawa, Takaaki Sugimura | 1994-09-27 |
| 4842743 | Method of removing solvent from chlorinated resin | Kageo Yoshida, deceased, Osamu Nittani, Toshinobu Ito, Kouzi Hirano | 1989-06-27 |