Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697980 | Artificial filling and prosthetic material | Sugio Otani, Sadakatsu Yanagisawa, Kunio Niijima, Hirosi Machino, Toru Fuse | 1997-12-16 |
| 5049074 | Dental implant | Sugio Otani, Sadakatsu Yanagisawa, Kunio Niijima, Hirosi Matino, Tooru Fuse | 1991-09-17 |