Matthew A. Thomas

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Beavercreek, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Engraving system and method comprising improved imaging
- Patent number 6,348,979
- Issue date Feb 19, 2002
- MDC Max Daetwyler AG
- David Flannery
- B44 - DECORATIVE ARTS
Information Patent Grant
Engraving system and method for helical and circumferential engraving
- Patent number 5,706,100
- Issue date Jan 6, 1998
- Ohio Electronic Engravers, Inc.
- David R. Seitz
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Engraving system and method for helical or circumferential engraving
- Patent number 5,555,473
- Issue date Sep 10, 1996
- Ohio Electronic Engravers, Inc.
- David R. Seitz
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS