Inventor · disambiguated record
Michael Petroff
Also filed as: PETROFF MICHAEL · PETROFF MICHAEL L
9 granted patents·7 pending applications·260 citations·filing 1980–2011
89Inventor score
Top patents by PatentIndex Score
16 records- 0182US5400405AAudio image enhancement systemHARMAN ELECTRONICS INC·Filed 1993·Granted Mar 21, 1995·75 cites·24 claims
- 0280US6925191B2Flat panel speakerDIGITAL SONICS LLC·Filed 2002·Granted Aug 2, 2005·37 cites·27 claims
- 0379US5872851ADynamic stereophonic enchancement signal processing systemHARMAN MOTIVE INC·Filed 1997·Granted Feb 16, 1999·84 cites·19 claims
- 0463US5970153AStereo spatial enhancement systemHARMAN MOTIVE INC·Filed 1997·Granted Oct 19, 1999·39 cites·21 claims
- 0558US6876748B1Digital signal processing for symmetrical stereophonic imaging in automobilesHARMAN INT IND·Filed 2000·Granted Apr 5, 2005·5 cites·36 claims
- 0657US2009231595A1Mobile object position, motion and attitude detection in three dimension spacePETROFF MICHAEL·Filed 2009·Application pending·0 cites
- 0750US2009310805A1Hearing aid with anti-occlusion effect techniques and ultra-low frequency responsePETROFF MICHAEL·Filed 2009·Application pending·0 cites
- 0846US2009118569A1Premixed Counseling and Sound Therapy Matrix For Single Media PlayersPETROFF MICHAEL·Filed 2007·Application pending·0 cites
- 0943US2007003091A1Amplified and acoustic-coupling-compensated headphone and earbud systemELECTROSOURCE LLC·Filed 2005·Application pending·0 cites
- 1042US6038323AStereophonic image enhancement system for use in automobilesHARMAN MOTIVE INC·Filed 1997·Granted Mar 14, 2000·16 cites·8 claims
- 1142US2009028352A1Signal process for the derivation of improved dtm dynamic tinnitus mitigation soundPETROFF MICHAEL L·Filed 2008·Application pending·0 cites
- 1240US2012087529A1Underground subwooferCOOMBS JEFFREY·Filed 2011·Application pending·0 cites
- 1339US2005286729A1Flat speaker with a flat membrane diaphragmHARWOOD GEORGE·Filed 2005·Application pending·0 cites
- 1438US8311230B2Speaker systems and methods having amplitude and frequency response compensationPETROFF MICHAEL L·Filed 2004·Granted Nov 13, 2012·1 cites·28 claims
- 1529US6522758B1Compensation system for planar loudspeakersSOUND ADVANCE SYST INC·Filed 1999·Granted Feb 18, 2003·3 cites·13 claims
- 1623US4369335ATwo-channel, four loudspeaker-component enhanced sterophonic systemPETROFF MICHAEL L·Filed 1980·Granted Jan 18, 1983·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →