Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9422414 | Organic-inorganic composite material, optical element, and multilayer diffractive optical element | — | 2016-08-23 |
| 9383487 | Laminated diffractive optical element | Hideo Ukuda | 2016-07-05 |