Inventor · disambiguated record
Mark Donaldson
Also filed as: DONALDSON MARK · DONALDSON MARK LIVINGSTON
12 granted patents·8 pending applications·168 citations·filing 2001–2019
90Inventor score
Top patents by PatentIndex Score
20 records- 0190US6988905B2Audio jack with plug or head set identification circuitSLAB DSP LTD·Filed 2002·Granted Jan 24, 2006·81 cites·22 claims
- 0286US8666085B2Component for noise reducing earphoneDONALDSON MARK·Filed 2008·Granted Mar 4, 2014·27 cites·8 claims
- 0384US8571227B2Noise cancellation earphoneDONALDSON MARK·Filed 2006·Granted Oct 29, 2013·20 cites·18 claims
- 0475US9877099B2Media/communications systemSOUNDCHIP SA·Filed 2015·Granted Jan 23, 2018·3 cites·25 claims
- 0574US7270554B2Audio jack with plug or head set identification circuitPHITEK SYSTEMS LTD·Filed 2005·Granted Sep 18, 2007·12 cites·10 claims
- 0671US9407982B2Media/communications systemPANASONIC AVIONICS CORP·Filed 2013·Granted Aug 2, 2016·3 cites·20 claims
- 0769US10720144B2Earphone test systemDARLINGTON PAUL·Filed 2017·Granted Jul 21, 2020·2 cites·29 claims
- 0861US7489785B2Noise cancellation system and headphone thereforDONALDSON MARK·Filed 2003·Granted Feb 10, 2009·10 cites·7 claims
- 0954US10714071B2Active noise reduction deviceSOUNDCHIP SA·Filed 2019·Granted Jul 14, 2020·0 cites·17 claims
- 1051US2009307730A1Media enhancement moduleDONALDSON MARK·Filed 2009·Application pending·0 cites
- 1149US10249282B2Active noise reduction deviceSOUNDCHIP SA·Filed 2016·Granted Apr 2, 2019·0 cites·35 claims
- 1249USD563394SSet of earphonesPHITEK SYSTEMS LTD·Filed 2006·Granted Mar 4, 2008·10 cites·1 claims
- 1346US2017347064A1Media enhancement modulePHITEK SYSTEMS LTD·Filed 2017·Application pending·0 cites
- 1443US2007237349A1Earbud earphone and cushion thereforDONALDSON MARK·Filed 2006·Application pending·0 cites
- 1540US2001036283A1Active noise reduction systemFiled 2001·Application pending·0 cites
- 1640US2011315698A1Multiple Straw Fluid DispenserDONALDSON JOSEPH MARK·Filed 2010·Application pending·0 cites
- 1732US10313780B2Earphone connection apparatusSOUNDCHIP SA·Filed 2018·Granted Jun 4, 2019·0 cites·10 claims
- 1832US2001031052A1Noise suppression loudspeakerFiled 2001·Application pending·0 cites
- 1928US2011003505A1In-flight entertainment system connectorGREIG NIGEL·Filed 2010·Application pending·0 cites
- 2026US2011188668A1Media delivery systemDONALDSON MARK·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →