Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7592942 | Circuit and method for A/D conversion processing and demodulation device | Masaki Nishikawa | 2009-09-22 |
| 5440268 | AFC circuit for QPSK demodulator | Noboru Taga, Tatsuya Ishikawa | 1995-08-08 |
| 5410573 | Digital phase-locked loop circuit | Noboru Taga, Tatsuya Ishikawa | 1995-04-25 |
| 5051826 | Vertical edge detection circuit for a television image motion adaptive progressive scanning conversion circuit | Satoyuki Ishii | 1991-09-24 |
| 5021883 | Address control circuit for a video memory of a multi-image display video system | Noriya Sakamoto | 1991-06-04 |