Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859673 | Amide derivatives and antiallergic agents containing the same | Makoto Takai, Takahiro Kumonaka, Shinji Ozawa, Toshio Wakabayashi | 1989-08-22 |
| 4795752 | Amide derivatives and antiallergic agents containing the same | Shin Hattori, Makoto Takai, Shinji Ozawa, Toshio Wakabayashi | 1989-01-03 |