Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994763 | DC-DC converter circuits, and methods and apparatus including such circuits | John Paul Lesso | 2011-08-09 |
| 7723965 | DC-DC converter circuits, and methods and apparatus including such circuits | John Paul Lesso | 2010-05-25 |
| 7714660 | Amplifier circuit and methods of operation thereof | John Paul Lesso, Peter J. Frith | 2010-05-11 |
| 7626445 | Charge pump circuit and methods of operation thereof | John Paul Lesso, Peter J. Frith | 2009-12-01 |
| 7622984 | Charge pump circuit and methods of operation thereof | John Paul Lesso, Peter J. Frith | 2009-11-24 |
| 7573152 | Power sequencing circuit | Mark Lester Jacob, David Dearn | 2009-08-11 |
| 7301401 | Low noise op amp | — | 2007-11-27 |
| 7113042 | Low noise op amp | Patrick Richard | 2006-09-26 |
| 7030699 | Amplifier | Patrick Richard | 2006-04-18 |
| 6952176 | Digital-to-analogue converter circuits | Peter J. Frith | 2005-10-04 |
| 6828845 | Analogue selector | Edward M. Granville | 2004-12-07 |
| 6799889 | Temperature sensing apparatus and methods | — | 2004-10-05 |
| 6573850 | Digital-to-analogue converter circuits | — | 2003-06-03 |
| 5923216 | Frequency selective amplifier circuit | — | 1999-07-13 |
| 4885517 | Voice coil actuator positioning amplifier | — | 1989-12-05 |
| 4823092 | MOS transconductance amplifier for active filters | — | 1989-04-18 |