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Jyh Ming Yu
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Kaohsiung, 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
LED apparatus with temperature control function
Patent number
7,817,009
Issue date
Oct 19, 2010
Polytronics Technology Corp.
Shau Chew Wang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High voltage over-current protection device
Patent number
7,391,295
Issue date
Jun 24, 2008
Polytronics Technology Corporation
Shau Chew Wang
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
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
Patents Applications
last 30 patents
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
LED APPARATUS
Publication number
20080272390
Publication date
Nov 6, 2008
Polytronics Technology Corporation
David Shau Chew Wang
F21 - LIGHTING
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
HIGH VOLTAGE OVER-CURRENT PROTECTION DEVICE
Publication number
20080100979
Publication date
May 1, 2008
Shau Chew WANG
H01 - BASIC ELECTRIC ELEMENTS
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
Information
Patent Application
Thermal conductive apparatus
Publication number
20070137835
Publication date
Jun 21, 2007
Polytronics Technology Corporation
David Shau Chew Wang
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
LED apparatus with temperature control function
Publication number
20070139928
Publication date
Jun 21, 2007
Polytronics Technology Corp.
Shau Chew Wang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...