Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8920169 | Mouth opening instrument and method | Hideki Okuda, Toshihiko Koyama, Tatsuya Ikegami, Makoto Hashizume, Kazutaka Toyoda +1 more | 2014-12-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8920169 | Mouth opening instrument and method | Hideki Okuda, Toshihiko Koyama, Tatsuya Ikegami, Makoto Hashizume, Kazutaka Toyoda +1 more | 2014-12-30 |