Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767015 | Optical material composition and optical material | Kota KINJO, Yoshiaki Yamamoto | 2020-09-08 |
| 10647819 | Photocurable composition and optical material | Kousuke Namiki, Yousuke IMAGAWA, Eiji Koshiishi, Kikuo Furukawa | 2020-05-12 |
| 10526452 | Method for producing cured product of episulfide-based resin | Kousuke Namiki, Sawako Fuse, Eiji Koshiishi, Kikuo Furukawa | 2020-01-07 |