Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156740 | Spectacle wearing parameter measurement device, spectacle wearing parameter measurement program, and position specifying method | Naoya Hirono, Masaaki Matsushima | 2018-12-18 |
| 10054715 | Eyeglass lens having improved heat resistance and scratch resistance | Naomi Ogawa, Makoto Adachi, Yuko Komine, Koushi Harada | 2018-08-21 |
| 9927557 | Eyeglass lens | Naomi Ogawa, Makoto Adachi, Yuko Komine, Koushi Harada | 2018-03-27 |