Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214650 | Composition for high refractive index low dispersion resins for composite diffractive optical elements, and composite diffractive optical element using the same | Eiji Koshiishi, Kikuo Furukawa, Hiroshi Horikoshi | 2022-01-04 |