Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10873322 | Detector circuit for an RFID-device | Robert R. Rotzoll | 2020-12-22 |
| 10763805 | Programmable power amplifier | Robert R. Rotzoll | 2020-09-01 |
| 10523157 | Method for improving threshold accuracy in an RFID-device through offset cancellation | Robert R. Rotzoll | 2019-12-31 |
| 10043124 | Voltage regulation circuit for an RFID circuit | — | 2018-08-07 |
| 9594997 | Auxiliary charge pump for a rectifier of an RFID transponder | — | 2017-03-14 |
| 9542639 | RFID transponder with rectifier and voltage limiter | — | 2017-01-10 |
| 9229464 | Low drop-out voltage regulator | Jiri Buryanec | 2016-01-05 |
| 8848770 | Automatic gain control unit for a low power receiver or transceiver | James Harold Lauffenburger, Marc Morin | 2014-09-30 |
| 8493096 | Method for performing a tri-state comparison of two input signals in a window comparator circuit, and window comparator circuit for implementing the method | — | 2013-07-23 |
| 8405613 | Optimization of statistical movement measurement for optical mouse, with particular application to laser-illuminated surfaces | Lawrence Bieber, Michel Willemin, Gil Afriat, James Harlod Lauffenburger | 2013-03-26 |
| 8380147 | Power amplifier circuit with means for tuning wave shape of ASK RF signal envelope, and method for implementing the power amplifier circuit | Michal Prokes | 2013-02-19 |
| 8368381 | Method for measuring the movement of an optical pointing device on a work surface | Milos Becvar, Nicolas Chauvin, Larry C. Bieber | 2013-02-05 |
| 8294672 | Single fault laser driver control for optical mouse | Sylvain Grosjean, Michel Willemin, James Harold Lauffenburger, Gil Afriat, Lawrence Bieber | 2012-10-23 |
| 8013841 | Enhanced lift detection technique for a laser illuminated optical mouse sensor | Lawrence Bieber, Gil Afriat, James Harold Lauffenburger | 2011-09-06 |
| 7839387 | Method, sensing device and optical pointing device including a sensing device for comparing light intensity between pixels | Gil Afriat, James Harold Lauffenburger | 2010-11-23 |
| 7560989 | Power amplifier with controlled output power | Matthijs Pardoen | 2009-07-14 |
| 7358477 | Method of optimization of measurement time for optical mouse sensor | Andre Grandjean, Gil Afriat, Lawrence Bieber, James Harold Lauffenburger | 2008-04-15 |
| 7122781 | Method and sensing device for motion detection in an optical pointing device, such as an optical mouse | Robert R. Rotzoll, James Harold Lauffenburger, Gil Afriat | 2006-10-17 |
| 6967387 | Integration capacitor using a photodetector as the bottom plate of the capacitor | — | 2005-11-22 |
| 6849845 | Low power integrating circuit for use with a photodetector and optical sensor including such an integrating circuit | James Harold Lauffenberger | 2005-02-01 |
| 6806458 | Method, sensing device and optical pointing device including a sensing device for comparing light intensity between pixels | Robert R. Rotzoll, James Harold Lauffenburger | 2004-10-19 |
| 6657487 | Photodetector preamplifier circuit having a rotating input stage | James Harold Lauffenburger | 2003-12-02 |
| 6556078 | Integrated low-corner frequency high pass filter circuit | James Harold Lauffenburger | 2003-04-29 |
| 6472942 | Parasitically compensated resistor for integrated circuits | James Harold Lauffenburger, John William Arachtingi, Gil Afriat | 2002-10-29 |
| 6396351 | Preamplifier circuit for a photodetector | James Harold Lauffenburger, John William Arachtingi | 2002-05-28 |