Inventor · disambiguated record
Mark Engebretson
Also filed as: ENGEBRETSON MARK · ENGEBRETSON MARK E
11 granted patents·3 pending applications·228 citations·filing 1979–2009
92Inventor score
Top patents by PatentIndex Score
14 records- 0191US7516932B2Suspension systemHARMAN INT IND·Filed 2006·Granted Apr 14, 2009·30 cites·57 claims
- 0291US7298860B2Rigging system for line array speakersHARMAN INT IND·Filed 2003·Granted Nov 20, 2007·50 cites·43 claims
- 0388US8170263B2Rigging system for line array speakersENGEBRETSON MARK·Filed 2007·Granted May 1, 2012·25 cites·17 claims
- 0485US7134523B2System for integrating mid-range and high-frequency acoustic sources in multi-way loudspeakersHARMAN INT IND·Filed 2002·Granted Nov 14, 2006·31 cites·34 claims
- 0580US4256389AMethod and system of controlling sound and effects devices by a film stripPARAMOUNT SOUND SYSTEMS CORP·Filed 1979·Granted Mar 17, 1981·30 cites·11 claims
- 0679US7333626B2Arbitrary coverage angle sound integratorHARMAN INT IND·Filed 2006·Granted Feb 19, 2008·9 cites·8 claims
- 0778US7324654B2Arbitrary coverage angle sound integratorHARMAN INT IND·Filed 2003·Granted Jan 29, 2008·22 cites·20 claims
- 0877US7997552B2Suspension systemHARMAN INT IND·Filed 2009·Granted Aug 16, 2011·7 cites·20 claims
- 0975USD450778SRadiation boundary integrator for a loudspeaker systemHARMAN INT IND·Filed 2000·Granted Nov 20, 2001·21 cites·1 claims
- 1060US7606383B2Curved line array loudspeakerQSC AUDIO PROD INC·Filed 2005·Granted Oct 20, 2009·2 cites·35 claims
- 1157US7606384B2Spiral line array loudspeakerQSC AUDIO PROD INC·Filed 2005·Granted Oct 20, 2009·1 cites·31 claims
- 1243US2008085026A1Curved line array with horizontal coverage controlQSC AUDIO PROD INC·Filed 2005·Application pending·0 cites
- 1342US2002014369A1System for integrating mid-range and high frequency acoustic sources in multi-way loudspeakersFiled 2001·Application pending·0 cites
- 1442US2002071580A1Line array speakers rigging systemFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →