Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6403804 | Process for preparing optically active oxazolidinone derivative | Kenzo Sumi, Takashi Imai, Shigeru Mitsuhashi, Takashi Miura | 2002-06-11 |
| 6365755 | Ammonium 3,5,6-trihydroxyhexanoate derivatives and preparation process thereof | Kenzo Sumi, Toshiyuki Murayama, Yoshiharu Gonda, Takashi Moroi | 2002-04-02 |
| 5179543 | Dubbing apparatus for audio equipment | Kazuya Miyamoto | 1993-01-12 |