Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600146 | Photoelectric switches | Kazunori Osako, Tetsuya Akagi | 2003-07-29 |
| 6577347 | Television receiver and additional information transmitting method | Toshiro Nishio, Akira Usui, Kiyokazu Hagiwara | 2003-06-10 |
| 6538759 | Non-reproducible image formation preventing apparatus and image formation apparatus | Junji Hiraishi, Takashi Kakiuchi, Keitaro Taniguchi | 2003-03-25 |