Assignee
DONALDSON MARK
NZ·3 granted patents·3 pending applications·57 citations·filing 2003–2010
Top patents by PatentIndex Score
6 records- 0186US8666085B2Component for noise reducing earphoneDONALDSON MARK·Filed 2008·Granted Mar 4, 2014·27 cites·8 claims
- 0284US8571227B2Noise cancellation earphoneDONALDSON MARK·Filed 2006·Granted Oct 29, 2013·20 cites·18 claims
- 0361US7489785B2Noise cancellation system and headphone thereforDONALDSON MARK·Filed 2003·Granted Feb 10, 2009·10 cites·7 claims
- 0451US2009307730A1Media enhancement moduleDONALDSON MARK·Filed 2009·Application pending·0 cites
- 0543US2007237349A1Earbud earphone and cushion thereforDONALDSON MARK·Filed 2006·Application pending·0 cites
- 0626US2011188668A1Media delivery systemDONALDSON MARK·Filed 2010·Application pending·0 cites
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