Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10334218 | Video reproduction device and video reproduction method | Masaaki Shimada, Nobuo Takeshita | 2019-06-25 |
| 7873059 | Gateway device | Chihiro Morita, Kiyoyasu Maruyama, Maki Yukawa, Shigeo Ando | 2011-01-18 |
| 5699342 | Method of and device for recording and playing back an optical disk having a test playback region utilizing pits of minimum size for controlling the power of the laser | Naoyuki Egusa, Masato Nagasawa | 1997-12-16 |