Jiong Chen

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Beverly, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method to operate GEF4 gas in hot cathode discharge ion sources
- Patent number 6,215,125
- Issue date Apr 10, 2001
- International Business Machines Corporation
- Jiong Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Toroidal filament for plasma generation
- Patent number 6,204,508
- Issue date Mar 20, 2001
- Axcelis Technologies, Inc.
- Jiong Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dosimetry cup charge collection in plasma immersion ion implantation
- Patent number 6,050,218
- Issue date Apr 18, 2000
- Eaton Corporation
- Jiong Chen
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
System and method for neutralizing an ion beam using water vapor
- Patent number 5,814,819
- Issue date Sep 29, 1998
- Eaton Corporation
- Frank Sinclair
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for ion beam neutralization
- Patent number 5,703,375
- Issue date Dec 30, 1997
- Eaton Corporation
- Jiong Chen
- H01 - BASIC ELECTRIC ELEMENTS