Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440709 | Production of isochroman compounds by culturing Penicillium | Hideo Hirai, Toshio Ichiba | 2002-08-27 |
| 6177458 | Isochroman compounds and their production process | Hideo Hirai, Toshio Ichiba | 2001-01-23 |