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Mei Cheng
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San Jose, CA, US
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last 30 patents
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Patent Grant
Passive shield for CVD wafer processing which provides frontside ed...
Patent number
5,304,248
Issue date
Apr 19, 1994
Applied Materials, Inc.
David Cheng
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Materials and methods for etching silicides, polycrystalline silico...
Patent number
5,112,435
Issue date
May 12, 1992
Applied Materials, Inc.
David N. Wang
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Magnetron-enhanced plasma etching process
Patent number
4,668,338
Issue date
May 26, 1987
Applied Materials, Inc.
Dan Maydan
H01 - BASIC ELECTRIC ELEMENTS