Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12183817 | Monolithic semiconductor device and hybrid semiconductor device | Masatoshi Kamitani | 2024-12-31 |
| 11652451 | Power amplifier device | Takashi Saji, Shingo Matsuda | 2023-05-16 |
| 11456712 | Power amplifier device | Takashi Saji, Shingo Matsuda | 2022-09-27 |
| 11257942 | Resistive element and power amplifier circuit | Kenichi MIYAJIMA, Yoshiaki Katou, Akihiko Nishio | 2022-02-22 |
| 11195904 | High-frequency transistor | Kouki Yamamoto, Masatoshi Kamitani, Shingo Matsuda, Hiroshi Sugiyama, Masao Nakayama | 2021-12-07 |
| 10756165 | High-frequency transistor | Kouki Yamamoto, Masatoshi Kamitani, Shingo Matsuda, Hiroshi Sugiyama, Masao Nakayama | 2020-08-25 |
| 8040186 | Radio frequency amplifier circuit and mobile communication terminal using the same | Masao Nakayama, Hiroshi Sugiyama, Kazuhiko Oohashi, Kouki Yamamoto | 2011-10-18 |
| 7990221 | Detector circuit and system for a wireless communication | Haruhiko Koizumi | 2011-08-02 |
| 7924098 | High frequency amplifier circuit and mobile communication terminal using the same | Masao Nakayama, Tsunehiro Takagi, Masahiko Inamori | 2011-04-12 |
| 7639080 | Radio frequency amplifier circuit and mobile communication terminal using the same | Masao Nakayama, Hiroshi Sugiyama, Kazuhiko Oohashi, Kouki Yamamoto | 2009-12-29 |
| 7626459 | High frequency amplifier circuit and mobile communication terminal using the same | Masao Nakayama, Tsunehiro Takagi, Masahiko Inamori | 2009-12-01 |
| 7454182 | Attenuator with switch function and mobile telephone terminal device using the same | Masahiko Inamori, Takashi Yamamoto, Masao Nakayama | 2008-11-18 |
| 7425872 | Radio frequency power amplifier | Masahiko Inamori, Kazuhiko Ohhashi, Hiroshi Sugiyama, Masao Nakayama | 2008-09-16 |
| 7421255 | Transmission apparatus and mobile communication terminal apparatus | Masahiko Inamori, Tsunehiro Takagi, Masao Nakayama, Haruhiko Koizumi | 2008-09-02 |
| 7340229 | High frequency amplification circuit and mobile communication terminal using the same | Masao Nakayama, Tsunehiro Takagi, Masahiko Inamori | 2008-03-04 |
| 7312661 | RF power amplifier | Masahiko Inamori, Kazuhiko Ohhashi, Hiroshi Sugiyama | 2007-12-25 |
| 7276975 | Transistor integrated circuit apparatus | Kazuki Tateoka, Katsushi Tara | 2007-10-02 |
| 7245170 | Attenuator and portable telephone terminal apparatus using the same | Masahiko Inamori, Tsunehiro Takagi, Masao Nakayama | 2007-07-17 |
| 7245895 | Attenuator with switch function and mobile telephone terminal device using the same | Masahiko Inamori, Takashi Yamamoto, Masao Nakayama | 2007-07-17 |
| 7239205 | High frequency amplifier circuit and mobile communication terminal using the same | Masao Nakayama, Tsunehiro Takagi, Masahiko Inamori | 2007-07-03 |
| 7079860 | Semiconductor apparatus and communication apparatus | Shinji Yamamoto, Shinji Fukumoto, Kenichi Hidaka, Atsushi Watanabe | 2006-07-18 |
| 6853235 | High frequency switch, amplifying circuit, and mobile communication terminal | Masao Nakayama, Masahiko Inamori, Takashi Yamamoto | 2005-02-08 |
| 6337974 | Cellular mobile telephone terminal | Masahiko Inamori, Katsushi Tara | 2002-01-08 |
| 6229370 | Amplifier | Masahiko Inamori, Katsushi Tara | 2001-05-08 |
| 6188283 | Amplifier and semiconductor device therefor | Masahiro Hagio, Masahiko Inamori, Katsushi Tara | 2001-02-13 |