Hedgcoth; Virgle L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hedgcoth; Virgle L..The latest application filed is for "magnetic recording disk sputtering process and apparatus".

Company Profile

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Hedgcoth; Virgle L. - Pomona CA
Hedgcoth; Virgle L. - Santa Monica CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Magnetic recording disk sputtering process and apparatus Grant 6,036,824 - Hedgcoth March 14, 2	2000-03-14
Sputtered magnetic thin film recording disk Grant 5,626,970 - Hedgcoth May 6, 1	1997-05-06
Slotted cylindrical hollow cathode/magnetron sputtering device Grant 5,437,778 - Hedgcoth * August 1, 1	1995-08-01
Sputtered magnetic recording disk Grant 5,316,864 - Hedgcoth * May 31, 1	1994-05-31
Magnetic recording disk and sputtering process and apparatus for producing same Grant 5,082,747 - Hedgcoth * January 21, 1	1992-01-21
Slotted cylindrical hollow cathode/magnetron sputtering device Grant 5,073,245 - Hedgcoth December 17, 1	1991-12-17
Financial instrument verification and method of production Grant 4,958,066 - Hedgcoth September 18, 1	1990-09-18
Method and apparatus making magnetic recording disk Grant 4,894,133 - Hedgcoth January 16, 1	1990-01-16
Magnetic recording disk and sputtering process and apparatus for producing same Grant 4,735,840 - Hedgcoth April 5, 1	1988-04-05
Two-part inkless applicator for fingerprints Grant 4,029,012 - Smith, III , et al. June 14, 1	1977-06-14

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