Joseph J. Pfeuffer

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Oakdale, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for adjusting quality of a pantograph background pattern
- Patent number 8,817,330
- Issue date Aug 26, 2014
- Troy Group, Inc.
- John E. Cole
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for secure document printing
- Patent number 8,405,882
- Issue date Mar 26, 2013
- Troy Group, Inc.
- John E. Cole
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR ENSURING THAT ONLY A SPECIFIC TONER IS USED F...
- Publication number 20100278544
- Publication date Nov 4, 2010
- Troy Group, Inc.
- Joseph J. Pfeuffer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR ADJUSTING QUALITY OF A PANTOGRAPH BACKGROUND PATTERN
- Publication number 20100259792
- Publication date Oct 14, 2010
- Troy Group, Inc.
- John E. Cole
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR SECURE DOCUMENT PRINTING
- Publication number 20100157378
- Publication date Jun 24, 2010
- Troy Group, Inc.
- John E. Cole
- H04 - ELECTRIC COMMUNICATION TECHNIQUE