Guoyan QIAO

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Controller and battery management methods
- Patent number 12,081,056
- Issue date Sep 3, 2024
- O2Micro Inc.
- Yingguo Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controller and battery management methods
- Patent number 11,699,915
- Issue date Jul 11, 2023
- O2Micro Inc.
- Yingguo Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controller and battery management methods
- Patent number 11,211,812
- Issue date Dec 28, 2021
- O2Micro Inc.
- Yingguo Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
CONTROLLER AND BATTERY MANAGEMENT METHODS
- Publication number 20230299602
- Publication date Sep 21, 2023
- O2Micro Inc.
- Yingguo ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROLLER AND BATTERY MANAGEMENT METHODS
- Publication number 20220077704
- Publication date Mar 10, 2022
- O2Micro, Inc.
- Yingguo ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROLLER AND BATTERY MANAGEMENT METHODS
- Publication number 20200350777
- Publication date Nov 5, 2020
- O2Micro, Inc.
- Yingguo ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER