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Chih-Cheng Liu
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Pan-Chiao City, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Memory module having a two-transistor memory cell
Patent number
6,466,474
Issue date
Oct 15, 2002
United Microelectronics Corp.
Chih-Cheng Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
SOI device and method of fabrication
Patent number
6,441,436
Issue date
Aug 27, 2002
United Microelectronics Corp.
De-Yuan Wu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabricating a buried vertical split gate memory device w...
Patent number
6,271,088
Issue date
Aug 7, 2001
United Microelectronics Corp.
Chih-Cheng Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming a level silicon oxide layer on two regions of dif...
Patent number
6,235,354
Issue date
May 22, 2001
United Microelectronics Corp.
Chin-Hui Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of ion implantation for adjusting the threshold voltage of M...
Patent number
6,221,703
Issue date
Apr 24, 2001
United Microelectronics Corp.
Chih-Cheng Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of depositing a silicon oxide layer on a semiconductor wafer
Patent number
6,197,677
Issue date
Mar 6, 2001
United Microelectronics Corp.
Chin-Hui Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming a contact hole in a semiconductor wafer
Patent number
6,159,833
Issue date
Dec 12, 2000
United Microelectronics Corp.
Chin-Hui Lee
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Method of fabricating a split-gate flash memory cell
Publication number
20020110983
Publication date
Aug 15, 2002
Chih-Cheng Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of fabricating a DRAM unit
Publication number
20020072155
Publication date
Jun 13, 2002
Chih-Cheng Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SOI device and method of fabrication
Publication number
20020063285
Publication date
May 30, 2002
De-Yuan Wu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SOI device and method of fabrication
Publication number
20020063286
Publication date
May 30, 2002
De-Yuan Wu
H01 - BASIC ELECTRIC ELEMENTS