Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8970285 | Dual supply level shifter circuits | John M. Pigott, Paul E. Fletcher | 2015-03-03 |
| 8754626 | Switching regulator with input current limiting capabilities | Ricardo Goncalves, John M. Pigott | 2014-06-17 |
| 8598916 | Circuit having gate drivers having a level shifter | Ricardo Goncalves, Geoffrey W. Perkins | 2013-12-03 |
| 7808286 | Circuitry in a driver circuit | John M. Pigott | 2010-10-05 |
| 7759923 | Current sensing in a buck-boost switching regulator using integrally embedded PMOS devices | Eduardo Velarde | 2010-07-20 |
| 7638995 | Clocked ramp apparatus for voltage regulator softstart and method for softstarting voltage regulators | Brett J. Thompsen, Eduardo Velarde | 2009-12-29 |
| 7432689 | Buck-boost control logic for PWM regulator | Eduardo Velarde | 2008-10-07 |
| 7183848 | Transconductance amplifier | Didier Salle | 2007-02-27 |
| 7091712 | Circuit for performing voltage regulation | Brett J. Thompsen, Eduardo Velarde | 2006-08-15 |
| 6741194 | Methods and apparatus for detecting out-of-range signals in an analog-to-digital converter | Thierry Dominique Yves Cassagnes, Douglas A. Garrity | 2004-05-25 |
| 6362770 | Dual input switched capacitor gain stage | Douglas A. Garrity, Thierry Dominique Yves Cassagnes | 2002-03-26 |
| 5049833 | Amplifier stage | — | 1991-09-17 |
| 4933643 | Operational amplifier having improved digitally adjusted null offset | Jaswinder Jandu | 1990-06-12 |
| 4839535 | MOS bandgap voltage reference circuit | — | 1989-06-13 |
| 4831281 | Merged multi-collector transistor | — | 1989-05-16 |
| 4808848 | Comparator circuit | — | 1989-02-28 |
| 4792899 | Microprocessor support integrated circuit | — | 1988-12-20 |
| 4734656 | Merged integrated oscillator circuit | — | 1988-03-29 |
| 4733163 | Digitally controlled current source | — | 1988-03-22 |
| 4717839 | Transistor comparator circuit having split collector feedback hysteresis | — | 1988-01-05 |
| 4698737 | DC to DC converter | John E. Hanna | 1987-10-06 |
| 4689651 | Low voltage clamp | John E. Hanna | 1987-08-25 |
| 4647841 | Low voltage, high precision current source | — | 1987-03-03 |
| 4644325 | Low voltage, single power supply operated digital analog converter | — | 1987-02-17 |
| 4642551 | Current to voltage converter circuit | — | 1987-02-10 |