Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8721333 | Air-driven rotary cutting tool | Shozo Nakayama | 2014-05-13 |
| D669180 | Dental handpiece | Shozo Nakayama | 2012-10-16 |
| 7927101 | Handpiece and method for preventing occurence of sucking-back in the handpiece | Shozo Nakayama | 2011-04-19 |