Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535726 | Ultraviolet- and infrared-absorbing composition and ultraviolet- and infrared-absorbing filter | Katsuhide Shimmo | 2022-12-27 |
| 11300719 | Light-absorbing composition and optical filter | Katsuhide Shimmo | 2022-04-12 |