Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8112270 | Digital recording and playback system with voice recognition capability for concurrent text generation | — | 2012-02-07 |
| 7295969 | Digital recording and playback system with voice recognition capability for concurrent text generation | — | 2007-11-13 |
| 7243241 | Data distributing apparatus and terminal apparatus for data distribution | Yasushi Katsumata, Masayuki Ohbayashi, Han Min-Jae | 2007-07-10 |
| 6870907 | Data distribution system, distribution equipment, terminal equipment and data distribution method | — | 2005-03-22 |
| 6754619 | Digital recording and playback system with voice recognition capability for concurrent text generation | — | 2004-06-22 |
| 6658231 | Receiver for user-demand information and entertainment system using wide area digital broadcast | — | 2003-12-02 |
| 6658062 | User-demand information and entertainment system using wide area digital broadcast | — | 2003-12-02 |
| 6574598 | Transmitter and receiver, apparatus and method, all for delivery of information | Tsutomu Imai | 2003-06-03 |
| 6253246 | Data service system, data distribution unit, data terminal, and data distribution method | — | 2001-06-26 |
| 5546143 | Recording device and projecting device for motion picture film | Takahiko Saito | 1996-08-13 |
| 4896225 | Tape recording and/or reproducing apparatus | Fumihiko Kato | 1990-01-23 |
| 4656617 | Start-control method and circuit for optical disc play-back system | Akashi Ito | 1987-04-07 |
| 4549233 | Position control system | Hiroshi Teranishi, Masaomi Inagaki | 1985-10-22 |
| 4436959 | Automatic telephone answering device | Yoshitomo Nakano | 1984-03-13 |