Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186673 | Composition for use as optical material | Takashi Aoki, Kouhei Takemura, Kikuo Furukawa | 2021-11-30 |
| 10132961 | Episulfide compound and optical material composition including same | Takashi Aoki | 2018-11-20 |
| 9902708 | Cyclic compound and optical material composition including same | Takashi Aoki | 2018-02-27 |
| 9273185 | Episulfide compound and optical material composition | Takashi Aoki, Hiroyuki Okada, Hiroshi Horikoshi | 2016-03-01 |