Wei-Cheng LEE

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Los Altos Hills, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Retaining ring for CMP
- Patent number 11,673,226
- Issue date Jun 13, 2023
- Applied Materials, Inc.
- Andrew J. Nagengast
- B24 - GRINDING POLISHING
Information Patent Grant
Local area polishing system and polishing pad assemblies for a poli...
- Patent number 10,434,623
- Issue date Oct 8, 2019
- Applied Materials, Inc.
- Eric Lau
- B24 - GRINDING POLISHING
Information Patent Grant
Retaining ring for CMP
- Patent number 10,322,492
- Issue date Jun 18, 2019
- Applied Materials, Inc.
- Andrew J. Nagengast
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
RETAINING RING FOR CMP
- Publication number 20190291238
- Publication date Sep 26, 2019
- Applied Materials, Inc.
- Andrew J. Nagengast
- B24 - GRINDING POLISHING
Information Patent Application
RETAINING RING FOR CMP
- Publication number 20180021918
- Publication date Jan 25, 2018
- Andrew J. Nagengast
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LOCAL AREA POLISHING SYSTEM AND POLISHING PAD ASSEMBLIES FOR A POLI...
- Publication number 20170274497
- Publication date Sep 28, 2017
- Applied Materials, Inc.
- Eric LAU
- B24 - GRINDING POLISHING