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Jeff S. Cheung
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Hayward, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Wafer profiling for etching system
Patent number
11,501,986
Issue date
Nov 15, 2022
Applied Materials, Inc.
Jeffrey Chi Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus and process for controlling the temperature of a substrat...
Patent number
6,890,403
Issue date
May 10, 2005
Applied Materials Inc.
Jeff S. Cheung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Apparatus and process for controlling the temperature of a substrat...
Patent number
6,461,980
Issue date
Oct 8, 2002
Applied Materials, Inc.
Jeff S. Cheung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
WAFER PROFILING FOR ETCHING SYSTEM
Publication number
20230065641
Publication date
Mar 2, 2023
Applied Materials, Inc.
Jeffrey Chi Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WAFER PROFILING FOR ETCHING SYSTEM
Publication number
20170323806
Publication date
Nov 9, 2017
Jeffrey Chi Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Apparatus and process for controlling the temperature of a substrat...
Publication number
20030039951
Publication date
Feb 27, 2003
Applied Materials, Inc.
Jeff C. Cheung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...