Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7190884 | Signal recording apparatus and method, signal reproducing apparatus and method, medium, and information assembly | Yuji Fujiwara, Masakazu Nishino | 2007-03-13 |
| 6859560 | Image signal encoding device and images signal encoding method | Yuji Fujiwara, Masakazu Nishino | 2005-02-22 |
| 6847685 | Shuffling device, coding device, decoding device of video signal and medium recording the programs of shuffling, coding and decoding | Yuji Fujiwara, Masakazu Nishino, Kazuhiro Wake, Seiichi Takeuchi, Keishi Okamoto | 2005-01-25 |
| 6804457 | Digital video signal recorder/reproducer and transmitter | Masakazu Nishino, Yuji Fujiwara | 2004-10-12 |
| 6289173 | ECL in a recording and reproduction device in which coefficient groups including coefficient data corresponding to low frequency components of the first axis in at least two overlapped coding blocks are not recorded by the same recording head | Tatsushi Bannai | 2001-09-11 |
| 5966470 | Coding apparatus for image compression | Tatsushi Bannai | 1999-10-12 |
| 5933571 | Video image coding and recording apparatus and video image coding, recording and reproducing apparatus | Tatsushi Bannai | 1999-08-03 |
| 5754696 | Apparatus for compression-coding image data and method of the same based on quantification and frequency transform coefficient amplitude reduction | Tatsushi Bannai | 1998-05-19 |