Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10919872 | Method for producing 2-alkylcarbonylnaphtho[2,3-b]furan-4,9-dione-related substance, and said related substance | Kazuhiko Takahashi, Shoji Watanabe, Katsuya Uchiyama | 2021-02-16 |
| 10738023 | Method for producing 2-alkylcarbonylnaphtho[2,3-b]furan-4,9-dione-related substance, and said related substance | Kazuhiko Takahashi, Shoji Watanabe, Katsuya Uchiyama | 2020-08-11 |