Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463424 | Association unit, association apparatus and method for the same | Norio Ogata | 2002-10-08 |
| 6117913 | Intestinal juice level regulator | Akira Shibata, Takashi Shibata, Tomoo Kuge, Norio Ogata | 2000-09-12 |