Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977895 | Waveform shaping circuit for function circuit and high order delta sigma modulator | Toshihiko Hamasaki | 1999-11-02 |
| 5905427 | Integrated circuit resistor array | Toshihiko Hamasaki, Hitoshi Terasawa, Keiji Matsuki | 1999-05-18 |
| 5856799 | Rotation system for correction of weighting element errors in digital-to-analog converter | Toshihiko Hamasaki, Yoshiaki Shinohara, Ei-ichi Arihara, Kyoji Matsusako | 1999-01-05 |
| 5835038 | DC dither circuitry and method for delta-sigma modulator | Shigetoshi Nakao, Hideki Kanayama, Masayuki Ukawa | 1998-11-10 |
| 5815051 | Differential filter circuit and integrated circuit structure therefor | Toshihiko Hamasaki, Hitoshi Terasawa | 1998-09-29 |
| 5694065 | Switching control circuitry for low noise CMOS inverter | Toshihiko Hamasaki, Yoshiaki Shinohara, Ei-ichi Arihara | 1997-12-02 |
| 5257027 | Modified sign-magnitude DAC and method | — | 1993-10-26 |