Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897491 | Process for producing a guanidine derivative | Noboru Kawasaki, Kenichi Fujii | 1990-01-30 |
| 4657704 | Production of aminoalkylsulfonic acids | Isamu Yamamoto, Kouzou Iwasaki, Kenichi Arai | 1987-04-14 |
| 4507500 | Process for producing 2-mercaptoethylamine hydrohalides | Shigenobu Nakayama, Eiichi Noda, Isamu Yamamoto, Noboru Kawasaki | 1985-03-26 |
| 4196155 | Process for preparing organic phosphorus compounds | Isamu Yamamoto, Eiichi Noda | 1980-04-01 |