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Kelvin Hui
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Shenzhen, Guangdong, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Darlington transistor drive circuit, method and switching power sup...
Patent number
11,996,835
Issue date
May 28, 2024
FREMONT MICRO DEVICES CORPORATION
Yuquan Huang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Darlington transistor drive circuit, method and constant current sw...
Patent number
11,424,683
Issue date
Aug 23, 2022
FREMONT MICRO DEVICES CORPORATION
Kelvin Hui
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
SELF-POWERED POWER SUPPLY DRIVE CIRCUIT AND CHIP
Publication number
20230299607
Publication date
Sep 21, 2023
Fremont Micro Devices Corporation
Xueren Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER SUPPLY DRIVE CIRCUIT, CHIP AND METHOD
Publication number
20230299608
Publication date
Sep 21, 2023
Fremont Micro Devices Corporation
Chong Huang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DARLINGTON TRANSISTOR DRIVE CIRCUIT, METHOD AND SWITCHING POWER SUP...
Publication number
20230299766
Publication date
Sep 21, 2023
Fremont Micro Devices Corporation
Yuquan Huang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ADDING CIRCUIT FOR MULTI-CHANNEL SIGNALS AND IMPLEMENTATION METHOD...
Publication number
20230058715
Publication date
Feb 23, 2023
Fremont Micro Devices Corporation
Chong Huang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DARLINGTON TRANSISTOR DRIVE CIRCUIT, METHOD AND CONSTANT CURRENT SW...
Publication number
20220123657
Publication date
Apr 21, 2022
FREMONT MICRO DEVICES (SZ) LIMITED
Kelvin Hui
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER