Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11344206 | Electronic device including earphone, and method of controlling the electronic device | Atsuya Yokoi, Toshihiro Kitajima, Edwardo Murakami | 2022-05-31 |
| 11043919 | Power amplifier | Toshihiko Yoshimasu, Tsuyoshi Sugiura | 2021-06-22 |
| 9230955 | Integrated circuit and wireless communication apparatus | — | 2016-01-05 |
| 8994454 | Amplifier circuit | — | 2015-03-31 |
| 8836429 | CMOS integrated circuit and amplifying circuit | — | 2014-09-16 |
| 8791756 | Amplifying circuit and wireless communications apparatus including the same | — | 2014-07-29 |
| 8072268 | Operational amplifier | — | 2011-12-06 |
| 7570715 | Digital signal receiving circuit | Sunao Mizunaga | 2009-08-04 |
| 7317358 | Differential amplifier circuit | — | 2008-01-08 |
| 7233175 | Amplitude limiting circuit | — | 2007-06-19 |
| 6787873 | Semiconductor device for providing a noise shield | — | 2004-09-07 |
| 6555884 | Semiconductor device for providing a noise shield | — | 2003-04-29 |