Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428390 | Chromene compound and photochromic optical article | Masayuki Miyazaki, Junji Takenaka | 2025-09-30 |
| 12428517 | Moisture curable polyurethane composition and laminate | Toshimitsu Hiraren, Taichi Hanasaki, Katsuhiro Mori, Junji Takenaka | 2025-09-30 |
| 12297388 | Photochromic hydroxyurethane compound | Masayuki Miyazaki, Junji Takenaka, Katsuhiro Mori | 2025-05-13 |
| 12287450 | Functional laminate and functional lens comprising the functional laminate | Katsuhiro Mori, Toshimitsu Hiraren | 2025-04-29 |
| 12222587 | Method of producing a plastic lens having a coating layer | Junji Takenaka, Yoshihiro Asahara, Takashi TAMUKAI | 2025-02-11 |