Du Yaosheng

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Overvoltage protection device
- Patent number 10,714,240
- Issue date Jul 14, 2020
- Littlefuse Semiconductor (Wuxi) Co., Ltd.
- Teddy C. T. To
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Overvoltage protection device
- Patent number 10,714,241
- Issue date Jul 14, 2020
- LITTELFUSE SEMICONDUCTOR (WUXI) CO., LTD.
- Teddy C. T. To
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated thermistor and metallic element device and method
- Patent number 9,190,833
- Issue date Nov 17, 2015
- Littelfuse, Inc.
- James A. Colby
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Overvoltage Protection Device
- Publication number 20200135367
- Publication date Apr 30, 2020
- Littelfuse Semiconductor (Wuxi) Co., Ltd
- Teddy C.T. To
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Overvoltage Protection Device
- Publication number 20180240575
- Publication date Aug 23, 2018
- Littelfuse Semiconductor (Wuxi) Co., Ltd
- Teddy C. T. To
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Integrated Thermistor and Metallic Element Device and Method
- Publication number 20130128406
- Publication date May 23, 2013
- LITTELFUSE, INC.
- James A. Colby
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTEGRATED THERMISTOR AND METALLIC ELEMENT DEVICE AND METHOD
- Publication number 20090027821
- Publication date Jan 29, 2009
- LITTELFUSE, INC.
- James A. Colby
- H03 - BASIC ELECTRONIC CIRCUITRY