Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479536 | Benzofuran derivatives, process for the preparation of the same and uses thereof | Shigenori Ohkawa, Yasuyoshi Arikawa, Kouki Kato, Masahiro Okura | 2002-11-12 |
| 6417213 | Tricyclic compound, their production and use | Shigenori Ohkawa, Zen-ichi Terashita | 2002-07-09 |