Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8723367 | Power supply system | — | 2014-05-13 |
| 8350609 | Semiconductor device | Masahiro Araki | 2013-01-08 |
| 8175205 | Clock data recovery circuit capable of generating clock signal synchronized with data signal | Masashi Ishii, Takanori Hirota, Yasushi Hayakawa, Takeshi Oshita, Yoshiyuki Ota | 2012-05-08 |
| 7822158 | Clock data recovery circuit capable of generating clock signal synchronized with data signal | Masashi Ishii, Takanori Hirota, Yasushi Hayakawa, Takeshi Oshita, Yoshiyuki Ota | 2010-10-26 |
| 7764731 | Equalizer and semiconductor device | Hideki Uchiki | 2010-07-27 |
| 7397269 | Disconnection and short detecting circuit that can detect disconnection and short of a signal line transmitting a differential clock signal | Yasuhiro Fujino | 2008-07-08 |
| 7212027 | Disconnection and short detecting circuit that can detect disconnection and short of a signal line transmitting a differential clock signal | Yasuhiro Fujino | 2007-05-01 |
| 6861883 | Semiconductor integrated circuit for phase management of clock domains including PLL circuit | Takanori Hirota | 2005-03-01 |
| 6714083 | Lock detector and phase locked loop circuit | — | 2004-03-30 |
| 5945883 | Voltage controlled ring oscillator stabilized against supply voltage fluctuations | Hideaki Nagasawa | 1999-08-31 |
| 5783950 | Phase comparator | — | 1998-07-21 |
| 5764110 | Voltage controlled ring oscillator stabilized against supply voltage fluctuations | — | 1998-06-09 |
| 5694076 | Voltage generation circuit with output fluctuation suppression | — | 1997-12-02 |
| 5420544 | Semiconductor integrated circuit, method of designing the same and method of manufacturing the same | — | 1995-05-30 |
| 5374901 | Apparatus including a plurality of phase-locked loop circuit elements for forming a phase-locked loop circuit and method of forming thereof | — | 1994-12-20 |
| 5374904 | Phase-locked-loop circuit having adjustable reference clock signal frequency and filter capacitance compensation | — | 1994-12-20 |
| 5347233 | PLL circuit apparatus and phase difference detecting circuit apparatus | Harufusa Kondoh, Masaya KITAO | 1994-09-13 |