Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7633421 | A/D converter | Shiro Dosho, Yusuke Tokunaga, Shiro Sakiyama | 2009-12-15 |
| 7610326 | Arithmetic circuit for calculating a cumulative value as a result of parallel arithmetic processing | Keisuke Korekado, Osamu Nomura, Atsushi Iwata | 2009-10-27 |
| 7605645 | Transconductor, integrator, and filter circuit | Akinori Matsumoto, Shiro Dosho | 2009-10-20 |
| 7587010 | Complex filter circuit and receiver circuit | Hiroya Ueno, Hirokuni Fujiyama, Joji Hayashi, Akinori Matsumoto, Katsumasa Hijikata | 2009-09-08 |
| 7579870 | Level shifter | Akinori Matsumoto, Shiro Sakiyama | 2009-08-25 |
| 7480584 | Coding method and apparatus, and computer program and computer-readable storage medium | Yusuke Mitarai, Masakazu Matsugu, Katsuhiko Mori | 2009-01-20 |
| 7477099 | Filter adjustment circuit | Kouji Okamoto, Shiro Dosho, Hirokuni Fujiyama | 2009-01-13 |
| 7327182 | Switched capacitor filter and feedback system | Shiro Dosho, Yusuke Tokunaga | 2008-02-05 |
| 7298219 | Phase-locked loop circuit | Shiro Dosho, Kouji Okamoto, Yuji Yamada, Kazuaki Sogawa | 2007-11-20 |
| 7271648 | Ladder filter, analog equalizer and signal readout system | Shiro Dosho | 2007-09-18 |
| 7272585 | Operation circuit and operation control method thereof | Osamu Nomura, Teppei Nakano | 2007-09-18 |
| 7215623 | Reproduction signal processing apparatus | Hiroyuki Nakahira | 2007-05-08 |
| 7120617 | Operation circuit and operation control method thereof | Osamu Nomura, Teppei Nakano | 2006-10-10 |
| 7061419 | A/D converter and A/D converting system | Koji Sushihara | 2006-06-13 |
| 6995607 | Low-pass filter and feedback system | Shiro Dosho, Kazuaki Sogawa | 2006-02-07 |
| 6882207 | Offset control circuit | Hirokuni Fujiyama | 2005-04-19 |
| 6825712 | Filter circuit, front end of communication system including the filter circuit, and communication device including the same | Shiro Dosho, Hitoshi Kobayashi, Norihide Kinugasa, Masaomi Toyama | 2004-11-30 |
| 6784654 | Signal reproduction block | Hirokuni Fujiyama | 2004-08-31 |
| 6714075 | Variable gain amplifier and filter circuit | Hirokuni Fujiyama | 2004-03-30 |
| 6661022 | Information processing structures | Atsushi Iwata, Makoto Nagata, Toshio Yamanaka, Tomohiro Matsuura | 2003-12-09 |
| 6556073 | Transconductor and filter circuit | Shiro Dosho | 2003-04-29 |
| 6472932 | Transconductor and filter circuit | Shiro Dosho | 2002-10-29 |
| 6388510 | Transconductance-capacitance filter system | Hiroki Hayashi, Shiro Doushoh, Kunihiro Fujiyama, Tomoyuki Katada | 2002-05-14 |
| 5111430 | Non-volatile memory with hot carriers transmitted to floating gate through control gate | — | 1992-05-05 |
| 4786953 | Vertical MOSFET and method of manufacturing the same | Toshifumi Somatani, Shigeru Nakajima, Kazushige Minegishi, Kenji Miura | 1988-11-22 |