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Robert A. Smith
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Champaign, IL, US
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last 30 patents
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Patent Grant
Method and apparatus for texturizing disks
Patent number
5,664,985
Issue date
Sep 9, 1997
Exclusive Design Company, Inc.
Roger O. Williams
G05 - CONTROLLING REGULATING
Information
Patent Grant
Automated rigid-disk finishing system providing in-line process con...
Patent number
5,099,615
Issue date
Mar 31, 1992
Exclusive Design Company, Inc.
Frank D. Ruble
B24 - GRINDING POLISHING
Information
Patent Grant
Automated rigid-disk finishing system providing in-line process con...
Patent number
5,088,240
Issue date
Feb 18, 1992
Exclusive Design Company, Inc.
Frank D. Ruble
B24 - GRINDING POLISHING
Information
Patent Grant
Apparatus for texturing rigid-disks used in digital magnetic record...
Patent number
4,964,242
Issue date
Oct 23, 1990
Exclusive Design Company
Frank D. Ruble
B24 - GRINDING POLISHING