Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428576 | Coating composition for optical article, spectacle lens, spectacles, and method for producing spectacle lens, and optical article and method for producing optical article | Teruo Yamashita | 2025-09-30 |
| 12421365 | Optical article and method for producing optical article | Kei Kobayashi, Teruo Yamashita, Tsuyoshi Watanabe | 2025-09-23 |
| 12378347 | Polymerizable composition for optical article and optical article | Kei Kobayashi, Teruo Yamashita, Tsuyoshi Watanabe | 2025-08-05 |
| 12319839 | Coating composition for optical article, spectacle lens, spectacles, and method for producing spectacle lens, and optical article and method for producing optical article | Teruo Yamashita | 2025-06-03 |