Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Michael L. Duffy — 18 Patents

Cypress Semiconductor: 9 patents #212 of 1,852Top 15%
SLSilicon Laboratories: 4 patents #224 of 744Top 35%
CSCrystal Semiconductor: 3 patents #19 of 74Top 30%
O.O.I.: 1 patents #14 of 34Top 45%
Texas: #7,815 of 125,132 inventorsTop 7%
Overall (All Time): #253,417 of 4,157,543Top 7%
18 Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10917081 Adjustable soft shutdown and current booster for gate driver Long Van Nguyen, Ion C. Tesu, John N. Wilson 2021-02-09
9698654 Soft shutdown for isolated drivers Paulo Santos, Tufan C. Karalar, Michael J. Mills, Ross Sabolcik, Rudye McGlothlin +1 more 2017-07-04
8502584 Capacitive isolation receiver circuitry Zhiwei Dong, Jing Li, Michael Mills 2013-08-06
8402823 Low power metering using pulse counting Marty Pflum, Douglas S. Piasecki, Michael Keith Odland 2013-03-26
6839394 Frequency difference detector with hysteresis 2005-01-04
6665360 Data transmitter with sequential serialization 2003-12-16
6560306 Phase locked loop (PLL) with linear parallel sampling phase detector Mohammad J. Navabi 2003-05-06
6535527 Low latency, low power deserializer 2003-03-18
6513127 Frequency difference detector with programmable channel selection James H. Jones 2003-01-28
6385265 Differential charge pump Bertrand J. Williams, Phillip J. Kruczkowski, Jaideep Prakash, Nathan Y. Moyal 2002-05-07
6265996 Low latency, low power deserializer 2001-07-24
6084479 Circuit, architecture and method(s) of controlling a periodic signal generating circuit or device Paul H. Scott 2000-07-04
6026134 Phase locked loop (PLL) with linear parallel sampling phase detector Mohammad J. Navabi 2000-02-15
5926041 Phase detector with linear output response Mohammad J. Navabi 1999-07-20
5818370 Integrated CODEC with a self-calibrating ADC and DAC Navdeep S. Sooch 1998-10-06
5578271 Tandem photoionization detector and halogen specific detector Richard Simon, Michael J. Tanner, Mathias N. Barringer, Nathan C. Rawls 1996-11-26
5248970 Offset calibration of a DAC using a calibrated ADC Navdeep S. Sooch 1993-09-28
5196850 Fourth order digital delta-sigma modulator Navdeep S. Sooch 1993-03-23