Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7240081 | Free storage space management apparatus and method | Shintaro Mizutani, Tsutomu Yamamoto, Taro Shigata | 2007-07-03 |
| 6779079 | Data recording and reproducing apparatus, and method for recording and reproducing data without time code discontinuities | Masaki Hirose, Jun Yoshikawa, Satoshi Katsuo | 2004-08-17 |
| 6349349 | System for linking a main control unit to data receiving and transmitting units and a first and second storage units by a network | Hiroyuki Fujita, Norikazu Ito, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo +7 more | 2002-02-19 |