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DAVID SHAU CHEW WANG
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TAIPEI CITY, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting diode apparatus
Patent number
8,198,642
Issue date
Jun 12, 2012
Polytronics Technology Corp.
David Shau Chew Wang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heat-conductive dielectric polymer material and heat dissipation su...
Patent number
8,003,216
Issue date
Aug 23, 2011
Polytronics Technology Corporation
David Shau Chew Wang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for manufacturing over-current protection device
Patent number
7,892,392
Issue date
Feb 22, 2011
Polytronics Technology Corporation
David Shau Chew Wang
B32 - LAYERED PRODUCTS
Information
Patent Grant
Protective circuit board and overcurrent protection device thereof
Patent number
7,852,192
Issue date
Dec 14, 2010
Polytronics Technology Corporation
Ching Han Yu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Variable impedance composition
Patent number
7,708,912
Issue date
May 4, 2010
Polytronics Technology Corporation
Pao Hsuan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Over-current protection device
Patent number
7,352,272
Issue date
Apr 1, 2008
Polytronics Technology Corporation
David Shau Chew Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Manufacturing method for electrode apparatus of battery
Patent number
7,300,475
Issue date
Nov 27, 2007
Polytronics Technology Corporation
David Shau-Chew Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Over-current protection device
Patent number
7,286,038
Issue date
Oct 23, 2007
Polytronics Technology Corporation
David Shau Chew Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Over-current protection device and conductive polymer composition t...
Patent number
7,229,575
Issue date
Jun 12, 2007
Polytronics Technology Corporation
David Shau-Chew Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Over-current protection device
Patent number
7,203,049
Issue date
Apr 10, 2007
Polytronics Technology Corporation
Edward Fu-Hua Chu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Over-current protection device
Patent number
6,898,063
Issue date
May 24, 2005
Polytronics Technology Corporation
Edward Fu-Hua Chu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Manufacturing method of over-current protection devices
Patent number
6,895,660
Issue date
May 24, 2005
Polytronics Technology Corporation
Edward Fu-Hua Chu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Over-current protection apparatus for high voltage
Patent number
6,853,527
Issue date
Feb 8, 2005
Polytronics Technology Corporation
Edward Fu-Hua Chu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
OVER-CURRENT PROTECTION DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20120182118
Publication date
Jul 19, 2012
POLYTRONICS TECHNOLOGY CORP.
Tong Cheng Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Over-Current Protection Device
Publication number
20120075762
Publication date
Mar 29, 2012
POLYTRONICS TECHNOLOGY CORP.
David Shau Chew Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHODS FOR MANUFACTURING INSULATED HEAT CONDUCTIVE SUBSTRATE AND I...
Publication number
20110217462
Publication date
Sep 8, 2011
POLYTRONICS TECHNOLOGY CORP.
DAVID SHAU CHEW WANG
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
HEAT CONDUCTIVE DIELECTRIC POLYMER MATERIAL AND HEAT DISSIPATION SU...
Publication number
20110214852
Publication date
Sep 8, 2011
POLYTRONICS TECHNOLOGY CORP.
DAVID SHAU CHEW WANG
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
VARIABLE IMPEDANCE COMPOSITION
Publication number
20090309074
Publication date
Dec 17, 2009
Polytronics Technology Corporation
Pao Hsuan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OVER-VOLTAGE PROTECTION DEVICE
Publication number
20090231763
Publication date
Sep 17, 2009
Polytronics Technology Corporation
Pao Hsuan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VARIABLE IMPEDANCE COMPOSITION
Publication number
20090224213
Publication date
Sep 10, 2009
Polytronics Technology Corporation
Pao Hsuan Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING OVER-CURRENT PROTECTION DEVICE
Publication number
20080289751
Publication date
Nov 27, 2008
Polytronics Technology Corporation
David Shau Chew Wang
B32 - LAYERED PRODUCTS
Information
Patent Application
HEAT DISSIPATION SUBSTRATE AND HEAT DISSIPATION MATERIAL THEREOF
Publication number
20080292857
Publication date
Nov 27, 2008
Polytronics Technology Corporation
David Shau Chew Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LED APPARATUS
Publication number
20080272390
Publication date
Nov 6, 2008
Polytronics Technology Corporation
David Shau Chew Wang
F21 - LIGHTING
Information
Patent Application
PROTECTIVE CIRCUIT BOARD AND OVERCURRENT PROTECTION DEVICE THEREOF
Publication number
20080253050
Publication date
Oct 16, 2008
Polytronics Technology Corporation
Ching Han Yu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High Power Lamp and LED Device Thereof
Publication number
20080174247
Publication date
Jul 24, 2008
Polytronics Technology Corporation
Jyh Ming Yu
F21 - LIGHTING
Information
Patent Application
Light emitting diode apparatus
Publication number
20080111505
Publication date
May 15, 2008
Polytronics Technology Corporation
David Shau Chew Wang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LIGHT EMITTING DIODE MODULE AND APPARATUS THEREOF
Publication number
20080099775
Publication date
May 1, 2008
Jyh Ming YU
F21 - LIGHTING
Information
Patent Application
Heat-conductive dielectric polymer material and heat dissipation su...
Publication number
20080073623
Publication date
Mar 27, 2008
Polytronics Technology Corporation
David Shau Chew Wang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Heat dissipation substrate for electronic device
Publication number
20080057333
Publication date
Mar 6, 2008
Polytronics Technology Corporation
Fu Hua Chu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Over-current protection device
Publication number
20070187655
Publication date
Aug 16, 2007
Polytronics Technology Corporation
David Shau Chew Wang
H01 - BASIC ELECTRIC ELEMENTS