MD

Mark Donaldson

SS Soundchip Sa: 5 patents #2 of 7Top 30%
PL Phitek Systems Limited: 4 patents #1 of 18Top 6%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #414,190 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10720144 Earphone test system Paul Darlington, Ben Skelton 2020-07-21
10714071 Active noise reduction device Paul Darlington 2020-07-14
10313780 Earphone connection apparatus Amit Naran, Robert L. Beck 2019-06-04
10249282 Active noise reduction device Paul Darlington 2019-04-02
9877099 Media/communications system 2018-01-23
9407982 Media/communications system 2016-08-02
8666085 Component for noise reducing earphone Andre Steyn, Pierre Guiu, Damien Oliver Givernet, William James Sim 2014-03-04
8571227 Noise cancellation earphone Damien Oliver Givernet 2013-10-29
7489785 Noise cancellation system and headphone therefor Graeme Colin Fuller 2009-02-10
D563394 Set of earphones Damien Olivier Givernet, Mathew Robert Brent, Edward Scholten 2008-03-04
7270554 Audio jack with plug or head set identification circuit John Frederick Corey 2007-09-18
6988905 Audio jack with plug or head set identification circuit John Frederick Corey 2006-01-24