Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6239150 | Penicillaminamide derivatives | Masahiro Oshima, Norimichi Iwase, Naoto Inakoshi, Koichi Sugawara | 2001-05-29 |
| 5744487 | Prolineamide derivatives | Masahiro Ohshima, Norimichi Iwase, Shigeo Sugiyama, Koichi Sugawara, Yoshikuni Tamao +1 more | 1998-04-28 |