Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9543902 | Power amplifier | Junichi Udomoto, Tetsuo Kunii, Hiromitsu Utsumi | 2017-01-10 |
| 8917144 | Power amplifier | Kazuhiro Iyomasa | 2014-12-23 |
| 8686795 | Power amplifier | Atsushi Okamura | 2014-04-01 |
| 8659352 | Power amplifier | Kazuhiro Iyomasa | 2014-02-25 |
| 8461929 | Power amplifier | Kazuya Yamamoto, Miyo Miyashita, Kenji Mukai | 2013-06-11 |
| 8432227 | Power amplifier | Atsushi Okamura, Kazuya Yamamoto | 2013-04-30 |
| 8354888 | Power amplifier | Kazuya Yamamoto, Takao Moriwaki | 2013-01-15 |
| 8217722 | Power amplifier | Kazuya Yamamoto, Miyo Miyashita, Satoshi Suzuki | 2012-07-10 |
| 8138836 | Emitter-follower type bias circuit | Kazuya Yamamoto, Tomoyuki Asada | 2012-03-20 |
| 7936219 | Power amplifier bias circuit | Kazuya Yamamoto, Atsushi Okamura | 2011-05-03 |
| 7705658 | Wave detector circuit | Kazuya Yamamoto, Miyo Miyashita | 2010-04-27 |
| 7605648 | Power amplifier | Kazuya Yamamoto, Satoshi Suzuki, Tomoyuki Asada, Teruyuki Shimura | 2009-10-20 |
| 7602238 | Power amplifier | Kazuya Yamamoto | 2009-10-13 |
| 7602259 | Voltage-controlled oscillator | Kazuya Yamamoto | 2009-10-13 |
| 7397318 | Voltage-controlled oscillator | — | 2008-07-08 |
| 7342453 | Cascode circuit | Hirotaka Amasuga, Akira Inoue | 2008-03-11 |
| 7323763 | Semiconductor device having an improved voltage controlled oscillator | Satoshi Suzuki, Kenichiro Chomei | 2008-01-29 |
| 7088194 | Semiconductor integrated circuit device | — | 2006-08-08 |
| 6933796 | Voltage controlled oscillating circuit | Satoshi Suzuki, Kenichiro Choumei | 2005-08-23 |
| 6535090 | Compact high-frequency circuit device | Takayuki Katoh | 2003-03-18 |