Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631344 | Block copolymer of polyesters and polycarbonates and process for preparation thereof | Hideyuki Hongo, Akio Yamaguchi, Toshimitsu Hagiwara, Yoko Takahashi | 1997-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631344 | Block copolymer of polyesters and polycarbonates and process for preparation thereof | Hideyuki Hongo, Akio Yamaguchi, Toshimitsu Hagiwara, Yoko Takahashi | 1997-05-20 |