Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836944 | Halogen-containing polyether and its use | Takashi Tohzuka, Sueyoshi Ishikawa, Yoshitaka Honda, Yukio Ohmure, Norio Kataoka | 1989-06-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836944 | Halogen-containing polyether and its use | Takashi Tohzuka, Sueyoshi Ishikawa, Yoshitaka Honda, Yukio Ohmure, Norio Kataoka | 1989-06-06 |