Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648629 | Electronic musical instrument with resonance sounds | — | 1997-07-15 |
| 5553150 | Reverberation - imparting device capable of modulating an input signal by random numbers | — | 1996-09-03 |
| RE34913 | Electronic musical instrument | Teruo Hiyoshi, Eisaku Okamoto, Eiichiro Aoki, Toshio Sugiura | 1995-04-25 |
| 5347087 | Tone generation device capable of varying delay time length at the start of tone generation | — | 1994-09-13 |
| 5256831 | Envelope waveform generation apparatus | Kazuhisa Okamura, Tetsuji Ichiki | 1993-10-26 |
| 5252773 | Tone signal generating device for interpolating and filtering stored waveform data | Tetsuji Ichiki, Kazuhisa Okamura | 1993-10-12 |
| 5245129 | Electronic musical instrument which clears a first musical tone prior to generating a second musical tone | — | 1993-09-14 |
| 5229535 | Electronic musical instrument with a filter device having a relay | Tetsuji Ichiki, Kazuhisa Okamura | 1993-07-20 |
| 5177312 | Electronic musical instrument having automatic ornamental effect | — | 1993-01-05 |
| 5153361 | Automatic key designating apparatus | — | 1992-10-06 |
| 5113744 | Automatic performance apparatus having plural memory areas | So Tanaka, Takashi Hirakata, Shingo Kawasaki, Takuya Nakata, Hitoshi Makita | 1992-05-19 |
| 5042355 | Electronic musical instrument having an automatic rhythm performance function | — | 1991-08-27 |
| 4926736 | Electronic musical instrument with automatic performance apparatus | — | 1990-05-22 |
| 4763554 | Automatic rhythm performing apparatus for electronic musical instrument | — | 1988-08-16 |
| 4708046 | Electronic musical instrument equipped with memorized randomly modifiable accompaniment patterns | — | 1987-11-24 |
| 4602544 | Performance data processing apparatus | Shigeru Yamada, Tatsuhiro Koike | 1986-07-29 |
| 4538500 | Apparatus for printing out graphical patterns | Tatsuhiro Koike | 1985-09-03 |
| 4461199 | Electronic musical instruments | Teruo Hiyoshi, Eisaku Okamoto, Eiichiro Aoki, Toshio Sugiura | 1984-07-24 |
| 4440056 | Envelope wave shape signal generator for an electronic musical instrument | Akira Nakada, Shigeru Yamada | 1984-04-03 |