Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954512 | Anti-ulcer composition | Katsunori Oguro, Hiroshi Nojima, Nobuyuki Hashizume, Taketoshi Naito | 1990-09-04 |
| 4895842 | Phenylalanine derivative and proteinase inhibitor | Shosuke Okamoto, Yoshio Okada, Akiko Okunomiya, Taketoshi Naito, Yoshio Kimura +3 more | 1990-01-23 |
| 4873253 | Phenylalanine derivative and proteinase inhibitor | Shosuke Okamoto, Yoshio Okada, Akiko Okunomiya, Taketoshi Naito, Yoshio Kimura +4 more | 1989-10-10 |