Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9720213 | Infrared lens unit, image capture module, and image capture device | Takashi Kamitakahara, Takashi Sugiyama | 2017-08-01 |
| 5904969 | Optical data recording medium and manufacturing method thereof | Hisamitsu Kamezaki, Kazuya Fukunaga | 1999-05-18 |