Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5039893 | Signal delay device | — | 1991-08-13 |
| 5012141 | Signal delay device using CMOS supply voltage control | — | 1991-04-30 |
| 4988960 | FM demodulation device and FM modulation device employing a CMOS signal delay device | — | 1991-01-29 |
| 4956720 | Jitter control circuit having signal delay device using CMOS supply voltage control | — | 1990-09-11 |
| 4910448 | PWM circuit | Mamoru Horino | 1990-03-20 |
| 4742254 | CMOS integrated circuit for signal delay | — | 1988-05-03 |
| 4727530 | Disc rotation control device for a disc player | — | 1988-02-23 |
| 4707805 | Data processing circuit for digital audio system | Sadayuki Narusawa | 1987-11-17 |
| 4694441 | Position control device for an optical reproduction system in an optical type disc reproduction device | Shingo Kamiya, Shinji Aoshima | 1987-09-15 |
| 4682317 | Subcode signal reading circuit in an optical type disc player | — | 1987-07-21 |
| 4646303 | Data error detection and correction circuit | Sadayuki Narusawa | 1987-02-24 |
| 4641326 | Counter circuit operable in synchronism with frame or digital data signal | — | 1987-02-03 |
| 4594703 | Clock-signal reproducing circuit including voltage controlled oscillator | Shinji Aoshima | 1986-06-10 |
| 4580128 | Digital signal processing device | Minoru Ogita | 1986-04-01 |
| RE32069 | Device for detecting a key switch operation | — | 1986-01-21 |
| 4558624 | Effect imparting device in an electronic musical instrument | Hideo Suzuki | 1985-12-17 |
| RE31931 | Channel processor | — | 1985-07-02 |
| 4524668 | Electronic musical instrument capable of performing natural slur effect | Yasuji Uchiyama, Hideo Suzuki | 1985-06-25 |
| 4339813 | Apparatus for detecting groove end of record disk | Atsushi Takeuchi, Nobuyuki Tamori | 1982-07-13 |
| 4263828 | Electronic musical instrument having envelope controlled _automatic performance | Eiichiro Aoki, Akio Imamura | 1981-04-28 |
| 4249447 | Tone production method for an electronic musical instrument | — | 1981-02-10 |