Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546490 | Signal transmision method | Yoichiro Sako, Akira Kurihara, Isao Kawashima, Shigeyuki Yoneyama | 2003-04-08 |
| 6539094 | Data transmission apparatus and method, data receiving apparatus and method, and data transmitting/receiving system and method | Yoshio Osakabe, Makoto Sato, Tomoyuki Asano, Ryuji Ishiguro, Hisato Shima | 2003-03-25 |
| 6526146 | Information recording system | Megumu Hashimoto, Tomoyuki Asano | 2003-02-25 |
| 6516064 | Signal recording apparatus, signal record medium and signal reproducing apparatus | Yoichiro Sako, Akira Kurihara, Isao Kawashima | 2003-02-04 |