Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883338 | Synthetic resin optical fiber | Tomiya Abe, Takanobu Ishibashi, Norimoto Abe, Takayasu Asai, Noriaki Taketani | 1989-11-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883338 | Synthetic resin optical fiber | Tomiya Abe, Takanobu Ishibashi, Norimoto Abe, Takayasu Asai, Noriaki Taketani | 1989-11-28 |