Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12099218 | Low reflective film and optical sensing kit using the same, and low reflective molded product | Kazuhiro Nozawa, Shuzo Tomizawa | 2024-09-24 |
| 11780987 | Light-blocking member, black resin composition, and black resin molded article | — | 2023-10-10 |
| 11256006 | Multilayer light-blocking film, and light-blocking ring for optical equipment, lens unit, and camera module using the same | — | 2022-02-22 |
| 10975253 | Light-blocking member, black resin composition, and black resin molded article | — | 2021-04-13 |
| 10634825 | Light-blocking material for optical devices, and production method therefor | Yasumaro Toshima | 2020-04-28 |