Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43076 | Waveform processing apparatus with versatile data bus | — | 2012-01-10 |
| 7459625 | Waveform processing apparatus with versatile data bus | — | 2008-12-02 |
| RE40364 | Tone signal processing apparatus with intermittent clock supply | Tetsuji Ichiki | 2008-06-10 |
| 7220908 | Waveform processing apparatus with versatile data bus | — | 2007-05-22 |
| 6940855 | Packet handler of audio data by isochronous mode | — | 2005-09-06 |
| 6934287 | Packet handler of audio data by isochronous mode | — | 2005-08-23 |
| 6770806 | Tone signal processing apparatus with intermittent clock supply | Tetsuji Ichiki | 2004-08-03 |
| 6751228 | Packet handler of audio data by isochronous mode | — | 2004-06-15 |
| 6359206 | Tone signal processing apparatus with intermittent clock supply | Tetsuji Ichiki | 2002-03-19 |
| 6351475 | Mixing apparatus with compatible multiplexing of internal and external voice signals | — | 2002-02-26 |
| 6085309 | Signal processing apparatus | — | 2000-07-04 |
| 5652797 | Sound effect imparting apparatus | Yoshio Fujita | 1997-07-29 |
| 5613147 | Signal processor having a delay ram for generating sound effects | Yoshio Fujita | 1997-03-18 |
| 5489746 | Data storage and generation device having improved storage efficiency | Hideo Suzuki | 1996-02-06 |
| 5376750 | Electronic musical instrument having working RAM controlled by plural CPUs | Fumiteru Takeda | 1994-12-27 |
| 5365467 | Signal processor for providing variable acoustic effect | Yoshio Fujita | 1994-11-15 |
| 5359145 | Time-divisional data register | — | 1994-10-25 |
| 5347478 | Method of and device for compressing and reproducing waveform data | Hideo Suzuki | 1994-09-13 |
| 5256831 | Envelope waveform generation apparatus | Koichi Kozuki, Tetsuji Ichiki | 1993-10-26 |
| 5252773 | Tone signal generating device for interpolating and filtering stored waveform data | Koichi Kozuki, Tetsuji Ichiki | 1993-10-12 |
| 5247130 | Tone signal processing apparatus employing a digital filter having improved signal delay loop | Hideo Suzuki | 1993-09-21 |
| 5229535 | Electronic musical instrument with a filter device having a relay | Koichi Kozuki, Tetsuji Ichiki | 1993-07-20 |
| 4899632 | Multi-recording apparatus of an electronic musical instrument | — | 1990-02-13 |
| 4813326 | Method and apparatus for synthesizing music tones with high harmonic content | Hiroshi Hirano | 1989-03-21 |