Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8322753 | Identification medium, identification method, and identification apparatus | Hidekazu Hoshino, Itsuo Takeuchi, Tokio Sakauchi, Suzushi Nishimura | 2012-12-04 |
| 8279394 | Discrimination medium comprising a liquid crystal layer acting as a half-wave plate wherein a gradation of gradual or continuous color changes are displayed according to an area | Hidekazu Hoshino, Itsuo Takeuchi, Suzushi Nishimura | 2012-10-02 |