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Eric Mendenhall
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Dove Canyon, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Audio amplifier with fast wake-up power supply and peak current red...
Patent number
11,722,100
Issue date
Aug 8, 2023
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class D amplifier with current mode control
Patent number
11,575,354
Issue date
Feb 7, 2023
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audible noise reduction in an audio power amplifier
Patent number
11,005,427
Issue date
May 11, 2021
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Energy efficient clip limiting voltage controlled amplifier
Patent number
10,658,997
Issue date
May 19, 2020
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for distortion reduction in a class D amplifier
Patent number
10,038,411
Issue date
Jul 31, 2018
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power supply for class D amplifier in energy efficient applications
Patent number
9,973,158
Issue date
May 15, 2018
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Voltage controlled amplifier and method of using the same
Patent number
9,065,408
Issue date
Jun 23, 2015
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for producing triangular waveform with low aud...
Patent number
8,704,558
Issue date
Apr 22, 2014
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power supply method and apparatus
Patent number
8,638,169
Issue date
Jan 28, 2014
RGB Systems, Inc.
Eric Mendenhall
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for producing triangular waveform with low aud...
Patent number
8,410,832
Issue date
Apr 2, 2013
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for power converter for class D audio power am...
Patent number
8,253,491
Issue date
Aug 28, 2012
RGB Systems, Inc.
Eric Mendenhall
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for producing triangular waveform with low aud...
Patent number
8,198,924
Issue date
Jun 12, 2012
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for producing triangular waveform with low aud...
Patent number
7,948,281
Issue date
May 24, 2011
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for power converter for class D audio power am...
Patent number
7,839,215
Issue date
Nov 23, 2010
RGB Systems, Inc.
Eric Mendenhall
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for implementing soft switching in a class D a...
Patent number
7,501,889
Issue date
Mar 10, 2009
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for reducing ripple in Class D amplifiers
Patent number
7,253,684
Issue date
Aug 7, 2007
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for reducing ripple in class D amplifiers
Patent number
7,253,683
Issue date
Aug 7, 2007
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for reducing ripple in class D amplifiers
Patent number
7,167,048
Issue date
Jan 23, 2007
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for extending the bandwidth of a Class D ampli...
Patent number
7,161,428
Issue date
Jan 9, 2007
RGB Systems, Inc.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
System and method for protecting an audio amplifier output stage po...
Patent number
7,061,740
Issue date
Jun 13, 2006
Gibson Guitar Corp.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multicolor function indicator light
Patent number
7,012,542
Issue date
Mar 14, 2006
Gibson Guitar Corp.
Mark H. Powell
G08 - SIGNALLING
Information
Patent Grant
Heat dissipation system for audio amplifier
Patent number
6,853,553
Issue date
Feb 8, 2005
Gibson Guitar Corp.
David W. Seaton
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Amplifier having a variable power factor
Patent number
6,621,253
Issue date
Sep 16, 2003
Gibson Guitar Corp.
Eric Mendenhall
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power supply regulation and protection circuit for audio power ampl...
Patent number
6,611,169
Issue date
Aug 26, 2003
Gibson Guitar Corp.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
AUDIO AMPLIFER WITH FAST WAKE-UP POWER SUPPLY
Publication number
20230170856
Publication date
Jun 1, 2023
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO AMPLIFIER WITH FAST WAKE-UP POWER SUPPLY AND PEAK CURRENT RED...
Publication number
20230170849
Publication date
Jun 1, 2023
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS D AMPLIFIER WITH CURRENT MODE CONTROL
Publication number
20220069783
Publication date
Mar 3, 2022
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIBLE NOISE REDUCTION IN AN AUDIO POWER AMPLIFIER
Publication number
20200067461
Publication date
Feb 27, 2020
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ENERGY EFFICIENT CLIP LIMITING VOLTAGE CONTROLLED AMPLIFIER
Publication number
20200067477
Publication date
Feb 27, 2020
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER SUPPLY FOR CLASS D AMPLIFIER IN ENERGY EFFICIENT APPLICATIONS
Publication number
20180123534
Publication date
May 3, 2018
RGB SYSTEMS, INC.
Eric Mendenhall
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD AND APPARATUS FOR DISTORTION REDUCTION IN A CLASS D AMPLIFIER
Publication number
20180123527
Publication date
May 3, 2018
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR REDUCING AUDIO BAND NOISE IN A PERIODIC WA...
Publication number
20140312939
Publication date
Oct 23, 2014
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
VOLTAGE CONTROLLED AMPLIFIER AND METHOD OF USING THE SAME
Publication number
20140266442
Publication date
Sep 18, 2014
RGB SYSTEMS, INC.
ERIC MENDENHALL
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER SUPPLY METHOD AND APPARATUS
Publication number
20140268930
Publication date
Sep 18, 2014
RGB SYSTEMS, INC.
ERIC MENDENHALL
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING TRIANGULAR WAVEFORM WITH LOW AUD...
Publication number
20130314133
Publication date
Nov 28, 2013
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER SUPPLY METHOD AND APPARATUS
Publication number
20130038392
Publication date
Feb 14, 2013
Eric Mendenhall
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Method and Apparatus for Producing Triangular Waveform with Low Aud...
Publication number
20120223747
Publication date
Sep 6, 2012
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING TRIANGULAR WAVEFORM WITH LOW AUD...
Publication number
20110193597
Publication date
Aug 11, 2011
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR POWER CONVERTER FOR CLASS D AUDIO POWER AM...
Publication number
20110182087
Publication date
Jul 28, 2011
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR POWER CONVERTER FOR CLASS D AUDIO POWER AM...
Publication number
20090309658
Publication date
Dec 17, 2009
RGB SYSTEMS, INC.
ERIC MENDENHALL
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING TRIANGULAR WAVEFORM WITH LOW AUD...
Publication number
20080180141
Publication date
Jul 31, 2008
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR IMPLEMENTING SOFT SWITCHING IN A CLASS D A...
Publication number
20070115055
Publication date
May 24, 2007
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR REDUCING RIPPLE IN CLASS D AMPLIFIERS
Publication number
20070085604
Publication date
Apr 19, 2007
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD AND APPARATUS FOR REDUCING RIPPLE IN CLASS D AMPLIFIERS
Publication number
20070063773
Publication date
Mar 22, 2007
RGB SYSTEMS, INC.
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Method and Apparatus for Reducing Ripple in Class D Amplifiers
Publication number
20050264354
Publication date
Dec 1, 2005
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Method and Apparatus for Extending the Bandwidth of a Class D Ampli...
Publication number
20050242878
Publication date
Nov 3, 2005
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
System and method for protecting an audio amplifier output stage po...
Publication number
20040109276
Publication date
Jun 10, 2004
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Multicolor function indicator light
Publication number
20040070513
Publication date
Apr 15, 2004
Mark H. Powell
G08 - SIGNALLING
Information
Patent Application
Heat dissipation system for audio amplifier
Publication number
20040036563
Publication date
Feb 26, 2004
David W. Seaton
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Power supply regulation and protection circuit for audio power ampl...
Publication number
20030062953
Publication date
Apr 3, 2003
Eric Mendenhall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Amplifier having a variable power factor
Publication number
20030052653
Publication date
Mar 20, 2003
Eric Mendenhall
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...