Issued Patents All Time
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11714107 | Voltage divider circuit, a negative feedback circuit, and a power-on reset circuit | Shingo Sakamoto | 2023-08-01 |
| 10931234 | Oscillator circuit | — | 2021-02-23 |
| 10693476 | Semiconductor device and control method of the same | Yuichi Maruyama | 2020-06-23 |
| 10650949 | Semiconductor device | Hironori Asano | 2020-05-12 |
| 10584951 | Wireless communication module and wireless communication device | Tatsuya Serizawa, Yoshihiro Hayashi | 2020-03-10 |
| 10454422 | Differential mixer and method | Ningyi Wang, Satoru Tomisawa | 2019-10-22 |
| 10361665 | Semiconductor integrated circuit, communication module, and smart meter | — | 2019-07-23 |
| 10312877 | Variable gain amplifier, correction method and receiving device | Satoru Tomisawa | 2019-06-04 |
| 10263576 | Semiconductor integrated circuit, communication module, and smart meter | — | 2019-04-16 |
| 10148295 | Semiconductor device and radio communication device | — | 2018-12-04 |
| 9923525 | Semiconductor integrated circuit, communication module, and smart meter | — | 2018-03-20 |
| 9912305 | Semiconductor integrated circuit, communication module, and smart meter | — | 2018-03-06 |
| 9722641 | Semiconductor device and radio communication device | — | 2017-08-01 |
| 9209801 | High frequency switch circuit including gate bias resistances | — | 2015-12-08 |
| 9197205 | Semiconductor device and wireless communication device | — | 2015-11-24 |
| 9136832 | Level shift circuit | Tatsuhiko Maruyama | 2015-09-15 |
| 8928374 | Semiconductor device and wireless communication device | — | 2015-01-06 |
| 8901891 | Voltage polarity determination circuit and charge amount measurement circuit | Atsuo Inoue | 2014-12-02 |
| 8736360 | Output conductance automatic regulation circuit of differential current output type circuit and filter circuit | Shinichi Hori | 2014-05-27 |
| 8421477 | Resistance variation detection circuit, semiconductor device and resistance variation detection method | — | 2013-04-16 |
| 8385458 | Signal processing circuit and signal processing method | Kiyoshi Yanagisawa | 2013-02-26 |
| 8285508 | Signal processing apparatus and signal processing method | Kiyoshi Yanagisawa | 2012-10-09 |
| 8217690 | Frequency synthesizer | Weiliang Hu | 2012-07-10 |
| 8184740 | Signal processing circuit | Kiyoshi Yanagisawa | 2012-05-22 |
| 8115551 | Amplifying device and its control method | Tomoyuki Iraha | 2012-02-14 |