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Ching-Chih Cheng
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Hsin-Chu, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Packaging structure of image sensor and method for packaging the same
Patent number
6,737,720
Issue date
May 18, 2004
Mon Nan Ho
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor package structure having central leads and method for...
Patent number
6,501,187
Issue date
Dec 31, 2002
Nai Hua Yeh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nozzle reposition device used in a resist coating process
Patent number
6,334,581
Issue date
Jan 1, 2002
United Microelectronics Corp.
Kuei-Hsi Lai
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Equipment for brushing the underside of a semiconductor wafer
Patent number
6,295,683
Issue date
Oct 2, 2001
United Microelectronics Corp.
Kuei-Si Lai
B08 - CLEANING
Information
Patent Grant
Liquid supplying device for providing chemical solution with a liqu...
Patent number
6,177,874
Issue date
Jan 23, 2001
United Microelectronics Corp.
Ching-Chih Cheng
G01 - MEASURING TESTING
Information
Patent Grant
Jet-cleaning device for developing station
Patent number
6,070,601
Issue date
Jun 6, 2000
United Microelectronics Corp.
Wen-Liang Fang
B08 - CLEANING
Information
Patent Grant
SOG coater nozzle pot
Patent number
6,048,399
Issue date
Apr 11, 2000
United Microelectronics Corp.
En-Tien Tan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rinsing system used in a photoresist coater with capability to avoi...
Patent number
5,937,876
Issue date
Aug 17, 1999
United Microelectronics Corp.
Kuei-Hsi Lai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY