Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6963843 | Electronic commerce system and recording medium | Yuichi Takatsu | 2005-11-08 |
| 6952387 | Optical disk playing apparatus and method for discriminating optical disk | Yoshimichi Nishio, Kazunori Matsuo, Takashi Suzuki, Yoshihiro Hashizuka, Takashi Sasaki +3 more | 2005-10-04 |