Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11941898 | Three-dimensional position and posture recognition device and method | Atsutake Kosuge, Takashi Oshima, Keisuke Yamamoto | 2024-03-26 |
| 9898072 | Semiconductor integrated circuit and circuit operation method | Hiroshi Kamizuma, Taizo Yamawaki, Koji Maeda | 2018-02-20 |
| 8922263 | Semiconductor integrated circuit and circuit operation method | Hiroshi Kamizuma, Taizo Yamawaki, Koji Maeda | 2014-12-30 |
| 8494456 | Transceiver | Satoshi Tanaka, Hiroshi Kamizuma, Koji Maeda, Sungwoo Cha, Taizo Yamawaki | 2013-07-23 |
| 8442461 | Transmitter and semiconductor integrated circuit available for it | Takayasu Norimatsu, Taizo Yamawaki, Koji Maeda | 2013-05-14 |
| 8411730 | Semiconductor integrated communication circuit and operation method thereof | Koji Maeda, Taizo Yamawaki | 2013-04-02 |
| 8346180 | Transceiver | Hiroshi Kamizuma, Satoshi Tanaka, Taizo Yamawaki, Koji Maeda | 2013-01-01 |
| 8275325 | Transceiver | Satoshi Tanaka, Hiroshi Kamizuma, Koji Maeda, Sungwoo Cha, Taizo Yamawaki | 2012-09-25 |
| 8086188 | Transceiver | Satoshi Tanaka, Hiroshi Kamizuma, Koji Maeda, Sungwoo Cha, Taizo Yamawaki | 2011-12-27 |
| 8055218 | Wireless transmitter circuit and transceiver using the same | Satoshi Tanaka, Manabu Kawabe, Yasuyuki Kimura, Takao Okazaki | 2011-11-08 |
| 8036605 | Transceiver | Hiroshi Kamizuma, Satoshi Tanaka, Taizo Yamawaki, Koji Maeda | 2011-10-11 |
| 7996003 | Integrated circuit and device for mobile communications | Koji Maeda, Satoshi Tanaka, Taizo Yamawaki, Masahiro Ito | 2011-08-09 |
| 7873333 | Transmitter circuits and apparatus of wireless application | Satoshi Tanaka | 2011-01-18 |
| 7856218 | Direct conversion receiver | Satoshi Tanaka, Akio Yamamoto, Kazuaki Hori | 2010-12-21 |
| 7800452 | Phase locked loop circuit | Manabu Kawabe, Kazuyuki Hori, Satoshi Tanaka, Masumi Kasahara, Kazuo Watanabe | 2010-09-21 |
| 7783273 | Method and system for calibrating frequencies-amplitude and phase mismatch in a receiver | Koji Maeda, Satoshi Tanaka, Manabu Kawabe | 2010-08-24 |
| 7683723 | Phase locked loop circuits, offset PLL transmitters, radio frequency integrated circuits and mobile phone systems | Manabu Kawabe, Satoshi Tanaka, Yasuo Shima, Ryoichi Takano | 2010-03-23 |
| 7606323 | Carrier leak reduction transmitter circuit | Satoshi Tanaka | 2009-10-20 |
| 7426377 | Sigma delta (ΣΔ) transmitter circuits and transceiver using the same | Satoshi Tanaka, Kazuyuki Hori, Manabu Kawabe, Masumi Kasahara, Kazuo Watanabe | 2008-09-16 |
| 7352250 | Phase locked loop circuits, offset PLL transmitters, radio frequency integrated circuits and mobile phone systems | Manabu Kawabe, Satoshi Tanaka, Yasuo Shima, Ryoichi Takano | 2008-04-01 |
| 7346325 | Receiver, receiving method and portable wireless apparatus | Koji Maeda, Satoshi Tanaka, Irei Kyu, Manabu Kawabe | 2008-03-18 |
| 7301405 | Phase locked loop circuit | Manabu Kawabe, Kazuyuki Hori, Satoshi Tanaka, Masumi Kasahara, Kazuo Watanabe | 2007-11-27 |
| 7260373 | Direct conversion receiver | Satoshi Tanaka, Akio Yamamoto, Kazuaki Hori | 2007-08-21 |
| 7194244 | Wireless communication receiver | Hisayoshi Kajiwara, Satoshi Tanaka, Takashi Yano, Hirotake Ishii, Akio Yamamoto +2 more | 2007-03-20 |