Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9407166 | Inverter device | Takeshi Tokuyama | 2016-08-02 |
| 9106184 | High-frequency amplifier, and high-frequency module and wireless transceiver using same | — | 2015-08-11 |
| 8600321 | Radio transmitter and envelope tracking power supply control method | Hiroi Nambu | 2013-12-03 |
| 7928802 | RF amplification device | Satoshi Tanaka, Ryouichi Tanaka | 2011-04-19 |
| 7825731 | RF amplifying device | Ryouichi Tanaka | 2010-11-02 |
| 7756494 | RF power amplifier | Toru Fujioka, Toshihiko Shimizu, Hidetoshi Matsumoto, Satoshi Tanaka | 2010-07-13 |
| 7589588 | High-frequency power amplifier and radio communication equipment using the same | Tomonori Tanoue, Hidetoshi Matsumoto | 2009-09-15 |
| 7482875 | High frequency power amplifier | Tomonori Tanoue | 2009-01-27 |
| 7408405 | High-frequency power amplifier module | Tomonori Tanoue, Hidetoshi Matsumoto | 2008-08-05 |
| 7368996 | High frequency power amplifier | Tomonori Tanoue, Hidetoshi Matsumoto, Akira Kuriyama | 2008-05-06 |
| 7248118 | Radio frequency power amplifier module | Tomonori Tanoue, Hidetoshi Matsumoto | 2007-07-24 |
| 7221228 | Radio frequency power amplifier module | Akira Kuriyama | 2007-05-22 |
| 7132892 | Radio frequency power amplifier module | Akira Kuriyama | 2006-11-07 |
| 7123087 | Radio frequency power amplifier | Hidetoshi Matsumoto, Tomonori Tanoue, Osamu Kagaya, Kenji Sekine | 2006-10-17 |
| 7102427 | Amplifier and radio frequency power amplifier using the same | Hidetoshi Matsumoto, Tomonori Tanoue | 2006-09-05 |
| 6972627 | High frequency power amplifier module | Hitoshi Akamine | 2005-12-06 |
| 6956438 | Radio frequency power amplifier module | Akira Kuriyama | 2005-10-18 |
| 6949974 | Radio frequency power amplifier | Hidetoshi Matsumoto, Tomonori Tanoue, Osamu Kagaya, Kenji Sekine | 2005-09-27 |
| 6943387 | Semiconductor device, manufacturing thereof and power amplifier module | Isao Ohbu, Tomonori Tanoue, Chushiro Kusano, Yasunari Umemoto, Atsushi Kurokawa +2 more | 2005-09-13 |
| 6943624 | Radio frequency power amplifier | Hidetoshi Matsumoto, Tomonori Tanoue, Osamu Kagaya, Kenji Sekine | 2005-09-13 |
| 6842076 | Radio frequency power amplifier module | Akira Kuriyama | 2005-01-11 |
| 6741135 | Radio frequency power amplifier module | Akira Kuriyama | 2004-05-25 |
| 6674323 | High frequency power amplifier, high frequency power amplifier module, and portable telephone | Osamu Kagaya, Kenji Sekine, Tomonori Tanoue | 2004-01-06 |
| 6566956 | High frequency power amplifier | Akira Maeki | 2003-05-20 |
| 6396349 | Traveling wave power combiner and radio base station | Ken Takei, Kenji Sekine | 2002-05-28 |