Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731169 | Differential amplifier circuit | Kunihiko Tsukagoshi, Satoru Miyabe | 2004-05-04 |
| 6710669 | Voltage controlled oscillator | Eiichi Hasegawa | 2004-03-23 |
| 6690245 | Oscillation control circuit | Eiichi Hasegawa, Masahisa Kimura | 2004-02-10 |
| 6556094 | Oscillator circuit and integrated circuit for oscillation | Eiichi Hasegawa, Masahisa Kimura, Kunihiko Tsukagoshi | 2003-04-29 |
| 6411172 | Oscillator circuit with reduced capacity for AC coupling capacitor | Kunihiko Tsukagoshi, Satoru Miyabe | 2002-06-25 |
| 6329884 | Oscillator circuit with current limiting devices | Kunihiko Tsukagoshi, Satoru Miyabe | 2001-12-11 |
| 6242980 | Differential amplifier circuit | Kunihiko Tsukagoshi, Satoru Miyabe | 2001-06-05 |
| 6191661 | Oscillator circuit with reduced capacity for AC coupling capacitor | Kunihiko Tsukagoshi, Satoru Miyabe | 2001-02-20 |
| 6072333 | Tristate output circuit | Kunihiko Tsukagoshi, Satoru Miyabe | 2000-06-06 |
| 6025757 | Piezoelectric oscillator circuit | Kunihiko Tsukagoshi, Satoru Miyabe | 2000-02-15 |