Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567447 | Semiconductor laser device and semiconductor laser module using the same | Junji Yoshida, Naoki Tsukiji, Naoki Kimura, Jun Niekawa, Toshio Kimura +1 more | 2003-05-20 |
| 6532269 | Data transmitter, data receiver, processor, equipment managing device, equipment managing system, data transmitting-receiving system, and medium | Masazumi Yamada, Akira Usui, Masaaki Kobayashi, Hidetoshi Takeda | 2003-03-11 |
| 6508596 | Apparatus using a method for recording digital data including a data conversion or format conversion, and apparatus using the method | Chiyoko Matsumi, Ichiro Arimura, Masazumi Yamada, Tatsuro Juri, Yukio Kurano +2 more | 2003-01-21 |
| 6507819 | Sound signal processor for extracting sound signals from a composite digital sound signal | Junji Yoshida, Chiyoko Matsumi, Tatsuro Juri | 2003-01-14 |