Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7881492 | Electronic watermark embedding apparatus and method and electronic watermark examining apparatus and method | — | 2011-02-01 |
| 7787654 | Electronic watermark embedding apparatus and method and electronic watermark detecting apparatus and method | — | 2010-08-31 |
| 5926575 | Model-based coding/decoding method and system | Hiroshi Harashima, Masahide Kaneko, Takahiro Saito | 1999-07-20 |
| 5191601 | Video phone unit | Takashi Ida, Kenshi Dachiku, Hideyuki Ueno, Toshiaki Watanabe, Yoshikuni Matsumura | 1993-03-02 |
| 4625241 | Timing control signal generator for teletext signal waveform equalizer | — | 1986-11-25 |