Ralph Lu

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Newark, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Power switching system for ESC with array of thermal control elements
- Patent number 10,770,363
- Issue date Sep 8, 2020
- Lam Research Corporation
- Keith William Gaff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power switching system for ESC with array of thermal control elements
- Patent number 10,049,948
- Issue date Aug 14, 2018
- Lam Research Corporation
- Keith William Gaff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radio frequency (RF) power filters and plasma processing systems in...
- Patent number 8,742,666
- Issue date Jun 3, 2014
- Lam Research Corporation
- Maolin Long
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
POWER SWITCHING SYSTEM FOR ESC WITH ARRAY OF THERMAL CONTROL ELEMENTS
- Publication number 20180374763
- Publication date Dec 27, 2018
- LAM RESEARCH CORPORATION
- Keith William Gaff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SWITCHING SYSTEM FOR ESC WITH ARRAY OF THERMAL CONTROL ELEMENTS
- Publication number 20140154819
- Publication date Jun 5, 2014
- LAM RESEARCH CORPORATION
- Keith William Gaff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIO FREQUENCY (RF) POWER FILTERS AND PLASMA PROCESSING SYSTEMS IN...
- Publication number 20120032756
- Publication date Feb 9, 2012
- Maolin LONG
- H03 - BASIC ELECTRONIC CIRCUITRY