Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845232 | Process for producing 1,2,4-triazolin-5-one derivatives, and intermediates therefor | Hisanori Matsui, Keiji Sutoh, Moriharu Yamamoto, Kazuhiro Takagi, Kunihiro Yabutani +1 more | 1989-07-04 |
| 4835153 | Malonic acid derivatives | Shuhei Kabota, Kunikazu Hiraga, Keisuke Nakayama, Matazaemon Uchida | 1989-05-30 |