John C. Smith

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Fletcher, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and ink compositions for invisibly printed security images...
- Patent number 7,821,675
- Issue date Oct 26, 2010
- Angstrom Technologies, Inc.
- William J. Coyle
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
Methods and ink compositions for invisibly printed security images...
- Publication number 20040233465
- Publication date Nov 25, 2004
- Angstrom Technologies, Inc.
- William J. Coyle
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS