Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10324240 | Optical filter | Kazuhiko SHIONO, Asana Yoshioka, Hiroki Hotaka | 2019-06-18 |
| 10228500 | Optical filter and imaging device | Yoshiharu Ooi, Kazuhiko SHIONO, Asana Yoshioka, Hiroki Hotaka | 2019-03-12 |