Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10828194 | Lacrimal duct tube | Eiji Ogino, Fumiyasu Hirai, Kohei Fukaya, Hidekazu Miyauchi, Mariko Matsumoto | 2020-11-10 |
| 10070991 | Lacrimal duct tube | Mariko Matsumoto, Hidekazu Miyauchi, Eiji Ogino | 2018-09-11 |
| 10058451 | Lacrimal duct tube | Kohei Fukaya, Hidekazu Miyauchi, Mariko Matsumoto | 2018-08-28 |
| 9913753 | Lacrimal duct tube | Kohei Fukaya, Hidekazu Miyauchi, Mariko Matsumoto, Eiji Ogino | 2018-03-13 |