Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7925008 | Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus | Toru Hirai, Mikio Tohyama, Hiraku Okumura, Yoshikazu Honji, Hiroshi Iriyama | 2011-04-12 |
| 7925006 | Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus | Toru Hirai, Mikio Tohyama, Hiraku Okumura, Yoshikazu Honji, Hiroshi Iriyama | 2011-04-12 |
| 7403609 | Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus | Toru Hirai, Mikio Tohyama, Hiraku Okumura, Yoshikazu Honji, Hiroshi Iriyama | 2008-07-22 |
| 6835885 | Time-axis compression/expansion method and apparatus for multitrack signals | Kazunobu Kondo | 2004-12-28 |
| 6362764 | Digital to analog conversion apparatus and method with cross-fading between new and old data | Ryuuji Wakatsuki, Kiyoto Kuroiwa | 2002-03-26 |
| 6084974 | Digital signal processing device | — | 2000-07-04 |
| 6073746 | Assembled part in assembly line | Akio Oshiro, Tomomi Nakamura, Ryousuke Sakamaki, Masanori Oishi | 2000-06-13 |
| 5365468 | Sampling frequency converter | Yuji Kakubo, Shigeki Kimura, Hiromi Sotome | 1994-11-15 |
| 4803731 | Reverbation imparting device | Yuji Kakubo, Yuji Ikegaya | 1989-02-07 |
| 4706291 | Reverberation imparting device | Yuji Kakubo, Yuji Ikegaya | 1987-11-10 |
| 4587620 | Noise elimination device | Takayasu Kondo | 1986-05-06 |
| 4389892 | Reverberation characteristics measuring device | Fukushi Kawakami | 1983-06-28 |
| RE31004 | Electronic musical instrument utilizing data processing system | — | 1982-08-03 |
| RE30834 | Electronic musical instrument | Mitsumi Kato | 1981-12-29 |
| 4258602 | Electronic keyboard musical instrument of wave memory reading type | Mitsumi Kotah | 1981-03-31 |
| 4246823 | Waveshape generator for electronic musical instruments | Masatada Wachi, Mitsumi Katoh | 1981-01-27 |
| 4244257 | Wave-shape generator for electronic musical instruments | Takayasu Kondo, Shigeo Ando | 1981-01-13 |
| 4223582 | Electronic musical instrument by nonlinearly addressing waveform memory | Mitsumi Kato | 1980-09-23 |
| 4213366 | Electronic musical instrument of wave memory reading type | Mitsumi Katoh, Masatada Wachi | 1980-07-22 |
| 4184400 | Electronic musical instrument utilizing data processing system | — | 1980-01-22 |
| 4183275 | Electronic musical instrument | Mitsumi Kato | 1980-01-15 |