Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11402666 | Spectacle lens and spectacles | Eisaku IWASAKI, Yoichi Ogo, Keiji Nishimoto, Kenji Takashiba | 2022-08-02 |
| 10690944 | Spectacle lens that reflects blue light, and spectacles equipped with the spectacle lens | Yoichi Ogo, Keiji Nishimoto | 2020-06-23 |
| 10054715 | Eyeglass lens having improved heat resistance and scratch resistance | Nobuyuki Tadokoro, Makoto Adachi, Yuko Komine, Koushi Harada | 2018-08-21 |
| 9927557 | Eyeglass lens | Nobuyuki Tadokoro, Makoto Adachi, Yuko Komine, Koushi Harada | 2018-03-27 |
| 9651802 | Method of manufacturing eyeglass lens | Nobuyuki Tadokoro, Makoto Adachi, Hitoshi Kamura, Yuko Komine | 2017-05-16 |
| 8092902 | Hard coat film and display using the same | Masaaki Yanaka | 2012-01-10 |