Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12278596 | Circuit unit and vibrator device | Saneyuki Imamura, Akio Tsutsumi | 2025-04-15 |
| 11863157 | Vibrator device | Junichi Takeuchi | 2024-01-02 |
| 11563437 | Integrated circuit apparatus and oscillator | Shoichiro Kasahara | 2023-01-24 |
| 11431343 | Oscillator, electronic apparatus, and vehicle | Shoichiro Kasahara, Shinya Aoki | 2022-08-30 |
| 11397446 | Circuit device, electronic device, communication system, and vehicle electronic key system | Hideo Haneda, Yasuhiro Sudo, Akio Tsutsumi | 2022-07-26 |
| 11196427 | Charge pump circuit, PLL circuit, and oscillator | Akio Tsutsumi, Ryo ICHIKAWA, Yasunari Furuya | 2021-12-07 |
| 11165433 | Charge pump, PLL circuit, and oscillator | Ryo ICHIKAWA | 2021-11-02 |
| 11043954 | Oscillation circuit, oscillator, communication device, and method of controlling oscillation circuit | Hideo Haneda, Akio Tsutsumi | 2021-06-22 |
| 10850972 | Vibrator device, oscillator, electronic device, and vehicle | — | 2020-12-01 |
| 10784817 | Oscillator, electronic apparatus and vehicle | — | 2020-09-22 |
| 10771013 | Oscillator, electronic apparatus, vehicle, and manufacturing method of oscillator | — | 2020-09-08 |
| 10742169 | Oscillator, electronic apparatus, and vehicle | Tetsuya Otsuki, Shoichiro Kasahara | 2020-08-11 |
| 10734969 | Vibrator device, oscillator, electronic device, and vehicle | — | 2020-08-04 |
| 10673382 | Oscillator, electronic apparatus, vehicle, and method of manufacturing oscillator | Nobutaka Shiozaki, Seiichiro Tamura | 2020-06-02 |
| 10615747 | Vibrator device, oscillator, electronic device, and vehicle | Tetsuya Otsuki, Mitsuaki Sawada | 2020-04-07 |
| 10613576 | Oscillator, clock signal generator, electronic apparatus, and vehicle | Yuichi Toriumi | 2020-04-07 |
| 10396747 | Temperature compensated oscillation circuit, oscillator, electronic apparatus, vehicle, and method of manufacturing oscillator | Yuichi Toriumi, Nobutaka Shiozaki | 2019-08-27 |
| 10098803 | Walking assist device | Kazushi Hamaya, Tatsuya Noda | 2018-10-16 |
| 9984991 | Circuit device, electronic apparatus and moving object | Shoichiro Kasahara | 2018-05-29 |
| 9641366 | Wireless communication device, electronic apparatus, and moving object | — | 2017-05-02 |
| 9628087 | Radio transmission apparatus | — | 2017-04-18 |
| 9628096 | Oscillation circuit, oscillator, fractional N-PLL circuit, electronic apparatus, moving object, and determination method of reference frequency of fractional N-PLL circuit | Yuichi Toriumi, Hayato Terashi, Mitsuaki Sawada, Yasunari Furuya | 2017-04-18 |
| 9344033 | Variable capacitance circuit, oscillator circuit, vibratory device, electronic apparatus, moving object, and method of manufacturing vibratory device | — | 2016-05-17 |
| 5967621 | Brake system for an electric vehicle | Tomoyuki Itoh, Shinji Yoshikawa, Yasushi Aoki | 1999-10-19 |
| 5883481 | Control system for electric vehicle | Tomoyuki Itoh, Shinji Yoshikawa, Yuji Saito | 1999-03-16 |