Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144035 | N-substituted piperizine derivatives | Toshiyasu Mase, Hiromu Hara | 1992-09-01 |
| 4987132 | Saturated heterocyclic carboxamide derivatives | Toshiyasu Mase, Hiromu Hara, Hitoshi Nagaoka, Takumi Takahashi, Takeshi Suzuki +1 more | 1991-01-22 |
| 4948795 | Pyridylthiazolidine carboxamide derivatives and their intermediates and production of both | Toshiyasu Mase, Hiromu Hara | 1990-08-14 |