Issued Patents All Time
Showing 276–294 of 294 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8427851 | Charge pump circuit and methods of operation thereof | — | 2013-04-23 |
| 8373506 | Amplifier circuit and methods of operation thereof | John L. Pennock, Peter J. Frith | 2013-02-12 |
| 8363856 | Audio amplifier circuit and electronic apparatus including the same | John L. Pennock, Peter J. Frith | 2013-01-29 |
| 8279012 | Amplifier circuit and methods of operation thereof | John L. Pennock, Peter J. Frith | 2012-10-02 |
| 8198941 | Amplifier circuit and method of amplifying a signal in an amplifier circuit | — | 2012-06-12 |
| 8183931 | Amplifier circuit and methods of operation thereof | John L. Pennock, Peter J. Frith | 2012-05-22 |
| 8159200 | DC-DC converter circuits, and methods and apparatus including such circuits | John L. Pennock | 2012-04-17 |
| 8068623 | Capacitive transducer circuit and method | — | 2011-11-29 |
| 7994954 | Calibration circuit and associated method | Alastair M. BOOMER | 2011-08-09 |
| 7994763 | DC-DC converter circuits, and methods and apparatus including such circuits | John L. Pennock | 2011-08-09 |
| 7990742 | Charge pump circuit and methods of operation thereof | — | 2011-08-02 |
| 7723965 | DC-DC converter circuits, and methods and apparatus including such circuits | John L. Pennock | 2010-05-25 |
| 7724048 | Locked loop circuit | — | 2010-05-25 |
| 7714660 | Amplifier circuit and methods of operation thereof | John L. Pennock, Peter J. Frith | 2010-05-11 |
| 7667508 | Frequency synthesizer | — | 2010-02-23 |
| 7649480 | Calibration circuit and associated method | Alastair M. BOOMER | 2010-01-19 |
| 7626445 | Charge pump circuit and methods of operation thereof | John L. Pennock, Peter J. Frith | 2009-12-01 |
| 7622984 | Charge pump circuit and methods of operation thereof | John L. Pennock, Peter J. Frith | 2009-11-24 |
| 7295053 | Delay-locked loop circuits | — | 2007-11-13 |