Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10602924 | Subjective optometry apparatus | Michihiro Takii, Masaaki Hanebuchi | 2020-03-31 |
| 10537239 | Subjective optometry apparatus | Michihiro Takii, Masaaki Hanebuchi, Sasagu TACHIBANA | 2020-01-21 |