Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11578168 | Polycarbonate resin and optical member containing same | Tatsuya Oyama, Kazuyoshi Ogasawara, Atsushi UMEKI, Keisuke Sato | 2023-02-14 |
| 11566102 | Polyester resin or polyester carbonate resin, and optical member using said resin | Kyosuke Yamada, Takatsune Yanagida, Kazuyoshi Ogasawara, Kazunori Nunome, Keisuke Sato +1 more | 2023-01-31 |