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Christian Lorenz
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Waterloo, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Ultrasonic proximity sensing for SAR mitigation
Patent number
11,031,966
Issue date
Jun 8, 2021
Microsoft Technology Licensing, LLC
Marc Harper
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-efficiency speaker with multi-magnet structure
Patent number
10,492,005
Issue date
Nov 26, 2019
Microsoft Technology Licensing, LLC
Christian Lorenz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device and method for adjusting an output to an audio port based on...
Patent number
9,872,117
Issue date
Jan 16, 2018
BlackBerry Limited
Robert William Lowles
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Printed circuit board with an acoustic channel for a microphone
Patent number
9,544,678
Issue date
Jan 10, 2017
BlackBerry Limited
Christian Lorenz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electronic device having hearing aid compatibility
Patent number
9,491,552
Issue date
Nov 8, 2016
BlackBerry Limited
Larry Edward Hawker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Portable electronic device which provides hearing aid compatibility
Patent number
9,020,175
Issue date
Apr 28, 2015
BlackBerry Limited
Larry Edward Hawker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Resonator system for a speaker of an electronic device
Patent number
8,750,549
Issue date
Jun 10, 2014
BlackBerry Limited
Christian Lorenz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Resonator system for a speaker of an electronic device
Patent number
8,320,599
Issue date
Nov 27, 2012
Research in Motion Limited
Christian Lorenz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
HIGH-EFFICIENCY SPEAKER WITH MULTI-MAGNET STRUCTURE
Publication number
20190364367
Publication date
Nov 28, 2019
Microsoft Technology Licensing, LLC
Christian LORENZ
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ULTRASONIC PROXIMITY SENSING FOR SAR MITIGATION
Publication number
20190341955
Publication date
Nov 7, 2019
Microsoft Technology Licensing, LLC
Marc HARPER
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DEVICE AND METHOD FOR ADJUSTING AN OUTPUT TO AN AUDIO PORT BASED ON...
Publication number
20170257716
Publication date
Sep 7, 2017
BlackBerry Limited
Robert William LOWLES
G01 - MEASURING TESTING
Information
Patent Application
ELECTRONIC DEVICE HAVING HEARING AID COMPATIBILITY
Publication number
20150131827
Publication date
May 14, 2015
BlackBerry Limited
Larry Edward Hawker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RESONATOR SYSTEM FOR A SPEAKER OF AN ELECTRONIC DEVICE
Publication number
20130094688
Publication date
Apr 18, 2013
Research in Motion Limited
Christian LORENZ
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRINTED CIRCUIT BOARD WITH AN ACOUSTIC CHANNEL FOR A MICROPHONE
Publication number
20120177229
Publication date
Jul 12, 2012
Research in Motion Limited
Christian Lorenz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PORTABLE ELECTRONIC DEVICE WHICH PROVIDES HEARING AID COMPATIBILITY
Publication number
20120155682
Publication date
Jun 21, 2012
Research in Motion Limited
Larry Edward Hawker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RESONATOR SYSTEM FOR A SPEAKER OF AN ELECTRONIC DEVICE
Publication number
20100086163
Publication date
Apr 8, 2010
Christian LORENZ
H04 - ELECTRIC COMMUNICATION TECHNIQUE