Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5730783 | Ozone concentrating process | Hiroshi Sanui, Shigeyuki Yamamoto | 1998-03-24 |
| 4665081 | Solid nifedipine preparations and a process for preparing same | Kengo Doi, Shinichi Nitta, Masaki Kusakari | 1987-05-12 |