Wulf B. Kunkel

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Berkeley, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Production of N.sup.+ ions from a multicusp ion beam apparatus
- Patent number 5,198,677
- Issue date Mar 30, 1993
- The United States of America as represented by the United States Department o...
- Ka-Ngo Leung
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charge neutralization apparatus for ion implantation system
- Patent number 5,136,171
- Issue date Aug 4, 1992
- Varian Associates, Inc.
- Ka-Ngo Leung
- H01 - BASIC ELECTRIC ELEMENTS