Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857527 | Morpholine containing pyridine compounds, compositions and use | Takao Takaya, Hisashi Takasugi, Kimio Esumi, Atsushi Kuno, Kazuhiro Maeda +1 more | 1989-08-15 |
| 4831030 | Diphenylpyridine compounds, processes for the preparation thereof and composition comprising the same | Hisashi Takasugi, Atsushi Kuno, Yoshie Sugiyama, Takao Takaya | 1989-05-16 |