Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4762928 | Amino-trifluoromethylpyridine compound | Yasuhiro Tsujii, Tatsuo Isogai, Takao Awazu, Tokiya Kimura | 1988-08-09 |
| 4406841 | Process for producing 2,6-difluorobenzonitrile | Ryuzo Nishiyama, Kanichi Fujikawa, Yasuhiro Tsujii, Shigeo Murai | 1983-09-27 |