Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5574054 | Quaternary ammonium salts and use thereof as medicine | Osamu Kitagawa, Katsuyuki Ishii, Seiichi Niwa, Sigeru Ueki | 1996-11-12 |
| 5380748 | Trialkylamine derivative and ameliorant for digestive tract movement containing the same | Yoshiaki Muto, Hiromi Ichikawa, Kuniyoshi Ogura, Kyoji Chaki, Toshihiko Takemasa | 1995-01-10 |