WILLIAM DAVID SHUMATE
Pilots at Quinn Pt, Colorado Springs, CO
License number
Colorado A2861970
Issued Date
May 2016
Expiration Date
Nov 2016
Category
Airmen
Type
Authorized Aircraft Instructor
Address
Address
8782 Quinn Pt, Colorado Springs, CO 80924
Professional information
Cylindrical Magnetron Sputtering Source
US Patent:
4179351, Dec 18, 1979
Filed:
Sep 9, 1976
Appl. No.:
5/721740
Inventors:
John T. Hawton - Colorado Springs CO
William G. Shumate - Colorado Springs CO
William G. Shumate - Colorado Springs CO
Assignee:
Hewlett-Packard Company - Palo Alto CA
International Classification:
C23C 1500
US Classification:
204298
Abstract:
Placement of cylindrical magnets inside of a cylindrical cathode comprising a source of depositing material for sputter depositing of the material upon the interior surface of a substantially cylindrical workpiece, results in improved deposition rates, low power requirements, low workpiece temperatures and purity and cohesiveness in the deposited layer of material.