Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6289046 | Adaptive equalization method | Shuji Murakami, Hiroshi Ochi, Ken Onaga | 2001-09-11 |
| 5781462 | Multiplier circuitry with improved storage and transfer of booth control coefficients | Kazuya Yamanaka | 1998-07-14 |
| 5583502 | A-D converter testing circuit and D-A converter testing circuit | Toshio Kumamoto | 1996-12-10 |
| 5376915 | Absolute value comparing apparatus for comparing absolute values of data at high speed | Masao Ito | 1994-12-27 |
| 5253194 | Digital multiplier | Keisuke Okada | 1993-10-12 |
| 5216424 | Binary data converter | Hiroyuki Kouno, Keisuke Okada | 1993-06-01 |
| 5034912 | Signal processing circuit for multiplication | Hiroyuki Kouno | 1991-07-23 |
| 4982354 | Digital finite impulse response filter and method | Keisuke Okada | 1991-01-01 |
| 4947173 | Semiconductor integrated circuit | Keisuki Okada, Masatoshi Kimura | 1990-08-07 |
| 4918453 | A/D converter having multiplication function | Masatoshi Kimura, Keisuke Okada | 1990-04-17 |
| 4903027 | A/D converter comprising encoder portion having function of multiplying analogue input by digital input | Keisuke Okada | 1990-02-20 |
| 4896284 | Semiconductor integrated circuit for multiplying analog and digital values | Keisuke Okada, Masatoshi Kimura | 1990-01-23 |
| 4866443 | A/D converter having multiplication function | Keisuke Okada | 1989-09-12 |