Catherine S. Chou

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Cupertino, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Efficiency of clipped pulse generation
- Patent number 9,819,306
- Issue date Nov 14, 2017
- Apple Inc.
- William C. Athas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Efficiency of clipped pulse generation
- Patent number 9,413,292
- Issue date Aug 9, 2016
- Apple Inc.
- William C. Athas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Resonant oscillator with start up and shut down circuitry
- Patent number 8,710,936
- Issue date Apr 29, 2014
- Apple Inc.
- Catherine S. Chou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Efficiency of Clipped Pulse Generation
- Publication number 20170012583
- Publication date Jan 12, 2017
- Apple Inc.
- William C. Athas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
THE EFFICIENCY OF CLIPPED PULSE GENERATION
- Publication number 20130335149
- Publication date Dec 19, 2013
- Apple Inc.
- William C. Athas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RESONANT OSCILLATOR WITH START UP AND SHUT DOWN CIRCUITRY
- Publication number 20120105162
- Publication date May 3, 2012
- Apple Inc.
- Catherine S. Chou
- H03 - BASIC ELECTRONIC CIRCUITRY