Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886904 | Polyprenyl composition or compounds and process for the production thereof | Yasuyuki Tanaka, Koichi Ibata, Masao Mizuno, Takashi Nishida | 1989-12-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886904 | Polyprenyl composition or compounds and process for the production thereof | Yasuyuki Tanaka, Koichi Ibata, Masao Mizuno, Takashi Nishida | 1989-12-12 |