Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JS

John So

AIAdvanced Analogic Technologies Incorporated: 13 patents #7 of 28Top 25%
SSSkyworks Solutions: 5 patents #290 of 948Top 35%
FSFairchild Semiconductor: 2 patents #274 of 715Top 40%
Fremont, CA: #816 of 9,298 inventorsTop 9%
California: #28,827 of 386,348 inventorsTop 8%
Overall (All Time): #223,614 of 4,157,543Top 6%
20 Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
9295128 Single wire serial interface Kevin D'Angelo, David Alan Brown, Jan Nilsson, Richard K. Williams 2016-03-22
9265113 Single wire serial interface Kevin D'Angelo, David Alan Brown, Jan Nilsson, Richard K. Williams 2016-02-16
9247607 Single wire serial interface utilizing count of encoded clock pulses with reset Kevin D'Angelo, David Alan Brown, Jan Nilsson, Richard K. Williams 2016-01-26
9015515 Single wire serial interface Kevin D'Angelo, David Alan Brown, Jan Nilsson, Richard K. Williams 2015-04-21
8699195 System and method for detection of multiple current limits 2014-04-15
8611063 Current limit control with current limit detector 2013-12-17
8539275 Single wire serial interface Kevin D'Angelo, David Alan Brown, Jan Nilsson, Richard K. Williams 2013-09-17
8295023 System and method for detection of multiple current limits 2012-10-23
8111493 Current limit detector 2012-02-07
7957116 System and method for detection of multiple current limits 2011-06-07
7923972 Systems and methods for charging a battery with a digital charge reduction loop David Alan Brown 2011-04-12
7921320 Single wire serial interface Kevin D'Angelo, David Alan Brown, Jan Nilsson, Richard K. Williams 2011-04-05
7672107 Current limit control with current limit detector 2010-03-02
7656132 Battery charger apparatus with a digital charge reduction loop David Alan Brown 2010-02-02
7576525 Supply power control with soft start David Yen Wai Wong 2009-08-18
7532448 Current limit detector 2009-05-12
7127631 Single wire serial interface utilizing count of encoded clock pulses with reset Kevin D'Angelo, David Alan Brown, Jan Nilsson, Richard K. Williams 2006-10-24
7026795 Method for pulse modulation control of switching regulators 2006-04-11
6731486 Output-powered over-voltage protection circuit James Holt 2004-05-04
6342822 Method and apparatus for implementing improved pulse width modulation 2002-01-29