Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371632 | Additive or composition for imparting lubricity | Koji Kawai | 2025-07-29 |
| 12252474 | Ultraviolet absorber having excellent heat resistance and long-wavelength absorption | Nobuhiro Kaneko, Daisuke Nakamura, Koji Kawai | 2025-03-18 |