Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187832 | Light-shielding film for optical element and optical element having light-shielding film | — | 2021-11-30 |
| 11163132 | Thermal barrier film, thermal barrier paint, and optical instrument | Toshiaki Shingu | 2021-11-02 |
| 11034854 | Light-shielding paint, light-shielding paint set, light-shielding film, optical element, method for producing light-shielding film, and method for producing optical element | Yoji Teramoto, Shuhei Yamamoto | 2021-06-15 |
| 10947397 | Optical apparatus, film to be provided on surface of optical apparatus, paint to be used for optical apparatus | Yoji Teramoto | 2021-03-16 |