Yu-Chun Chow

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Hsinchu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method for cleaning interior of etching chamber
- Patent number 6,401,728
- Issue date Jun 11, 2002
- United Microelectronics Corp.
- Yu-Chang Chow
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Waferless seasoning process
- Patent number 6,374,832
- Issue date Apr 23, 2002
- United Microelectronics Corp.
- Yu-Chang Chow
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of fabricating barrier layer in integrated circuit
- Patent number 6,232,226
- Issue date May 15, 2001
- United Microelectronics Corp.
- Yu-Chang Chow
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR CLEANING INTERIOR OF ETCHING CHAMBER
- Publication number 20010052350
- Publication date Dec 20, 2001
- YU-CHANG CHOW
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WAFERLESS SEASONING PROCESS
- Publication number 20010046769
- Publication date Nov 29, 2001
- YU-CHANG CHOW
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Control signal system in switch
- Publication number 20010043566
- Publication date Nov 22, 2001
- ADMtek Incorporated Ltd.
- Yu-Chun Chow
- H04 - ELECTRIC COMMUNICATION TECHNIQUE