Assignee
KNOWLES ELECTRONICS LLC
US430 patents
Top patents by PatentIndex Score
US8018049B2Sep 13, 2011
Silicon condenser microphone and manufacturing method
KNOWLES ELECTRONICS LLC99 citations99
US7537964B2May 26, 2009
Method of fabricating a miniature silicon condenser microphone
KNOWLES ELECTRONICS LLC116 citations99
US7434305B2Oct 14, 2008
Method of manufacturing a microphone
KNOWLES ELECTRONICS LLC115 citations99
US7381589B2Jun 3, 2008
Silicon condenser microphone and manufacturing method
KNOWLES ELECTRONICS LLC106 citations99
US7242089B2Jul 10, 2007
Miniature silicon condenser microphone
KNOWLES ELECTRONICS LLC165 citations99
US7166910B2Jan 23, 2007
Miniature silicon condenser microphone
KNOWLES ELECTRONICS LLC267 citations99
US6847090B2Jan 25, 2005
Silicon capacitive microphone
KNOWLES ELECTRONICS LLC144 citations99
US6781231B2Aug 24, 2004
Microelectromechanical system package with environmental and interference shield
KNOWLES ELECTRONICS LLC447 citations99
US6535460B2Mar 18, 2003
Miniature broadband acoustic transducer
KNOWLES ELECTRONICS LLC290 citations99
US9953634B1Apr 24, 2018
Passive training for automatic speech recognition
KNOWLES ELECTRONICS LLC60 citations98
US9111548B2Aug 18, 2015
Synchronization of buffered data in multiple microphones
KNOWLES ELECTRONICS LLC257 citations98
US8629552B1Jan 14, 2014
Top port multi-part surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC33 citations98
US8629005B1Jan 14, 2014
Methods of manufacture of bottom port surface mount silicon condenser microphone packages
KNOWLES ELECTRONICS LLC32 citations98
US8624387B1Jan 7, 2014
Top port multi-part surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC33 citations98
US8624385B1Jan 7, 2014
Top port surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC39 citations98
US8624384B1Jan 7, 2014
Bottom port surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC39 citations98
US8617934B1Dec 31, 2013
Methods of manufacture of top port multi-part surface mount silicon condenser microphone packages
KNOWLES ELECTRONICS LLC43 citations98
US8358004B2Jan 22, 2013
Surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC35 citations98
US7501703B2Mar 10, 2009
Acoustic transducer module
KNOWLES ELECTRONICS LLC73 citations98
US7439616B2Oct 21, 2008
Miniature silicon condenser microphone
KNOWLES ELECTRONICS LLC102 citations98
US7382048B2Jun 3, 2008
Acoustic transducer module
KNOWLES ELECTRONICS LLC67 citations98
US7023066B2Apr 4, 2006
Silicon microphone
KNOWLES ELECTRONICS LLC67 citations98
US9640194B1May 2, 2017
Noise suppression for speech processing based on machine-learning mask estimation
KNOWLES ELECTRONICS LLC146 citations97
US9148731B1Sep 29, 2015
Top port surface mount MEMS microphone
KNOWLES ELECTRONICS LLC19 citations96
US9139421B1Sep 22, 2015
Top port surface mount MEMS microphone
KNOWLES ELECTRONICS LLC16 citations96
US9023689B1May 5, 2015
Top port multi-part surface mount MEMS microphone
KNOWLES ELECTRONICS LLC16 citations96
US9006880B1Apr 14, 2015
Top port multi-part surface mount silicon condenser microphone
KNOWLES ELECTRONICS LLC21 citations96
US8704360B1Apr 22, 2014
Top port surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC24 citations96
US8652883B1Feb 18, 2014
Methods of manufacture of bottom port surface mount silicon condenser microphone packages
KNOWLES ELECTRONICS LLC26 citations96
US8633064B1Jan 21, 2014
Methods of manufacture of top port multipart surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC28 citations96
US8629551B1Jan 14, 2014
Bottom port surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC19 citations96
US8624386B1Jan 7, 2014
Bottom port multi-part surface mount silicon condenser microphone package
KNOWLES ELECTRONICS LLC30 citations96
US9799330B2Oct 24, 2017
Multi-sourced noise suppression
KNOWLES ELECTRONICS LLC86 citations95
US9078063B2Jul 7, 2015
Microphone assembly with barrier to prevent contaminant infiltration
KNOWLES ELECTRONICS LLC52 citations95
US7132307B2Nov 7, 2006
High performance silicon condenser microphone with perforated single crystal silicon backplate
KNOWLES ELECTRONICS LLC45 citations95
US9781106B1Oct 3, 2017
Method for modeling user possession of mobile device for user authentication framework
KNOWLES ELECTRONICS LLC57 citations94
US7477756B2Jan 13, 2009
Isolating deep canal fitting earphone
KNOWLES ELECTRONICS LLC97 citations94
US10939214B2Mar 2, 2021
Acoustic transducers with a low pressure zone and diaphragms having enhanced compliance
KNOWLES ELECTRONICS LLC16 citations93
US9516421B1Dec 6, 2016
Acoustic sensing apparatus and method of manufacturing the same
KNOWLES ELECTRONICS LLC47 citations93
US9478234B1Oct 25, 2016
Microphone apparatus and method with catch-up buffer
KNOWLES ELECTRONICS LLC24 citations93
US9343056B1May 17, 2016
Wind noise detection and suppression
KNOWLES ELECTRONICS LLC17 citations93
US9338560B1May 10, 2016
Top port multi-part surface mount silicon condenser microphone
KNOWLES ELECTRONICS LLC7 citations93
US9139422B1Sep 22, 2015
Bottom port surface mount MEMS microphone
KNOWLES ELECTRONICS LLC13 citations93
US9133020B1Sep 15, 2015
Methods of manufacture of bottom port surface mount MEMS microphones
KNOWLES ELECTRONICS LLC10 citations93
US9096423B1Aug 4, 2015
Methods of manufacture of top port multi-part surface mount MEMS microphones
KNOWLES ELECTRONICS LLC8 citations93
US9067780B1Jun 30, 2015
Methods of manufacture of top port surface mount MEMS microphones
KNOWLES ELECTRONICS LLC12 citations93
US9061893B1Jun 23, 2015
Methods of manufacture of top port multi-part surface mount silicon condenser microphones
KNOWLES ELECTRONICS LLC16 citations93
US9051171B1Jun 9, 2015
Bottom port surface mount MEMS microphone
KNOWLES ELECTRONICS LLC13 citations93
US9040360B1May 26, 2015
Methods of manufacture of bottom port multi-part surface mount MEMS microphones
KNOWLES ELECTRONICS LLC18 citations93
US9024432B1May 5, 2015
Bottom port multi-part surface mount MEMS microphone
KNOWLES ELECTRONICS LLC13 citations93
Showing the top 50 of 430 patents by PatentIndex Score.