Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496883 | Storage medium having electronic circuit and computer system having the storage medium | Takashi Shigetomi, Tetsuo Saito | 2002-12-17 |
| 6393400 | Intelligent optical disk with speech synthesizing capabilities | Takashi Shigetomi, Tetsuo Saito | 2002-05-21 |