DF

Douglas Fregin

RL Research In Motion Limited: 9 patents #267 of 1,397Top 20%
BL Blackberry Limited: 1 patents #1,631 of 2,554Top 65%
Overall (All Time): #515,138 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8644033 Handheld electronic device including multi-compartment shielding container and associated methods Chao Chen, Jana Lynn Papke 2014-02-04
8027172 Handheld electronic device including multi-compartment shielding container and associated methods Chao Chen, Jana Regenwetter 2011-09-27
7869180 Spark gap apparatus and method for electrostatic discharge protection Tim O. Cheung 2011-01-11
7830673 Handheld electronic device including multi-compartment shielding container and associated methods Chao Chen, Jana Regenwetter 2010-11-09
7804488 Method of employing a switch assembly to provide input, and handheld electronic device Kevin Orr 2010-09-28
7772507 Switch assembly and associated handheld electronic device Kevin Orr 2010-08-10
7508644 Spark gap apparatus and method for electrostatic discharge protection Tim O. Cheung 2009-03-24
7508684 Handheld electronic device including multi-compartment shielding container and associated methods Chao Chen, Jana Regenwetter 2009-03-24
7369388 Spark gap apparatus and method for electrostatic discharge protection Tim O. Cheung 2008-05-06
7161784 Spark gap apparatus and method for electrostatic discharge protection Tim O. Cheung 2007-01-09