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David Breece III
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Sunnyvale, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Inductive excursion sensing for audio transducers
Patent number
11,877,126
Issue date
Jan 16, 2024
Google LLC
Michael Asfaw
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Inductive excursion sensing for audio transducers
Patent number
11,146,900
Issue date
Oct 12, 2021
Google LLC
Michael Asfaw
G01 - MEASURING TESTING
Information
Patent Grant
Methods and apparatus for multi-drop digital bus
Patent number
10,102,175
Issue date
Oct 16, 2018
Apple Inc.
David Breece
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Grounding circuit for alternate audio plug designs
Patent number
9,854,355
Issue date
Dec 26, 2017
Apple Inc.
Roderick B. Hogan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charge pump-based split-rail supply generation
Patent number
9,847,713
Issue date
Dec 19, 2017
Apple Inc.
David C. Breece
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio amplifier circuit having inputs for three audio channels
Patent number
9,787,257
Issue date
Oct 10, 2017
Apple Inc.
Daniel K. Boothe
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Closed loop audio processing for bone conduction transducer
Patent number
9,766,481
Issue date
Sep 19, 2017
Google Inc.
Michael Asfaw
G02 - OPTICS
Information
Patent Grant
Data communications via limited length audio jack
Patent number
9,436,761
Issue date
Sep 6, 2016
Apple Inc.
Cesar Lozano Villarreal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Class D amplifier with variable switching frequency
Patent number
9,263,992
Issue date
Feb 16, 2016
Apple Inc.
David C. Breece
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Grounding circuit for alternate audio plug designs
Patent number
9,148,718
Issue date
Sep 29, 2015
Apple Inc.
David C. Breece
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Increasing ground noise rejection in audio systems
Patent number
9,099,967
Issue date
Aug 4, 2015
Apple Inc.
David C. Breece
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronic audio device to determine matching and non-matching spea...
Patent number
9,084,059
Issue date
Jul 14, 2015
Apple Inc.
David C. Breece
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
INDUCTIVE EXCURSION SENSING FOR AUDIO TRANSDUCERS
Publication number
20210409884
Publication date
Dec 30, 2021
Google LLC
Michael Asfaw
G01 - MEASURING TESTING
Information
Patent Application
INDUCTIVE EXCURSION SENSING FOR AUDIO TRANSDUCERS
Publication number
20200336850
Publication date
Oct 22, 2020
Google LLC
Michael Asfaw
G01 - MEASURING TESTING
Information
Patent Application
CHARGE PUMP-BASED SPLIT-RAIL SUPPLY GENERATION
Publication number
20170271983
Publication date
Sep 21, 2017
Apple Inc.
David C. Breece
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
AUDIO AMPLIFIER CIRCUIT HAVING INPUTS FOR THREE AUDIO CHANNELS
Publication number
20170064483
Publication date
Mar 2, 2017
Apple Inc.
Daniel K. Boothe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DATA COMMUNICATIONS VIA LIMITED LENGTH AUDIO JACK
Publication number
20170054257
Publication date
Feb 23, 2017
Apple Inc.
Cesar Lozano Villarreal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND APPARATUS FOR MULTI-DROP DIGITAL BUS
Publication number
20140281076
Publication date
Sep 18, 2014
David Breece
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA COMMUNICATIONS VIA LIMITED LENGTH AUDIO JACK
Publication number
20140277643
Publication date
Sep 18, 2014
Apple Inc.
Cesar Lozano Villarreal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INCREASING GROUND NOISE REJECTION IN AUDIO SYSTEMS
Publication number
20140093103
Publication date
Apr 3, 2014
Apple Inc.
David C. Breece
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
GROUNDING CIRCUIT FOR ALTERNATE AUDIO PLUG DESIGNS
Publication number
20130329916
Publication date
Dec 12, 2013
Apple Inc.
David C. Breece
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRONIC AUDIO DEVICE TO DETERMINE MATCHING AND NON-MATCHING SPEA...
Publication number
20130329897
Publication date
Dec 12, 2013
Apple Inc.
David C. Breece
H04 - ELECTRIC COMMUNICATION TECHNIQUE