Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9897823 | Colored polarizing films, colored polarizing sheets, and colored polarizing lenses, and methods thereof | Hideaki Kimura, Masayuki Akaki, Toshihiko Takano, Terutaka Tokumaru | 2018-02-20 |
| 9784895 | Colored low-polarizing films, colored low-polarizing sheets, and colored low-polarizing lenses, and methods thereof | Hideaki Kimura, Masayuki Akaki, Toshihiko Takano | 2017-10-10 |
| 9618658 | Functional sheet with protective films | Ryuji Yoshida, Toshihiko Takano, Tomomi Nakayama | 2017-04-11 |