Dirk Schmelzer

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Charging case for portable wireless listening device
- Patent number 12,063,466
- Issue date Aug 13, 2024
- Apple Inc.
- Benjamin A. Cousins
- 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

Patents Applicationslast 30 patents

Information Patent Application
CHARGING CASE FOR PORTABLE WIRELESS LISTENING DEVICE
- Publication number 20230269513
- Publication date Aug 24, 2023
- Apple Inc.
- Benjamin A. Cousins
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER