DM

Donald G. Mackay

Pitney Bowes: 17 patents #82 of 1,308Top 7%
DI Digimarc: 2 patents #104 of 189Top 60%
PE Perkinelmer: 2 patents #151 of 671Top 25%
Overall (All Time): #240,060 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
RE45828 Method for determining a printer's signature and the number of dots per inch printed in a document to provide proof that the printer printed a particular document Claude Zeller, Robert A. Cordery, Hugh L. Brunk 2015-12-29
8041645 Document security utilizing color gradients Robert A. Cordery, Claude Zeller 2011-10-18
7959186 Signaling labels and fluorescent ink compositions Jay Reichelsheimer, Richard A. Bernard 2011-06-14
7867590 Signaling blank label Richard A. Bernhard, Judith D. Auslander, Jay Reichelsheimer 2011-01-11
7733530 Method and system for printing secure value documents and non-secure documents utilizing the same printing device Frederick W. Ryan, Jr., Robert A. Cordery 2010-06-08
7483175 Method and system for printing secure value documents and non-secure documents utilizing the same printing device Frederick W. Ryan, Jr., Robert A. Cordery 2009-01-27
7389238 Recipient elected messaging services Ronald P. Sansone, Robert A. Cordery 2008-06-17
7229025 Barcode with enhanced additional stored data John W. Sussmeier, Judith D. Auslander, Andrei Obrea, Douglas B. Quine 2007-06-12
7191336 Method for embedding information in an image Claude Zeller, Robert A. Cordery, William A. Brosseau 2007-03-13
7113198 Method and system for creation of secure documents using digital embossing of thermal media with thermal print heads Benjamin Singer, Frederick W. Ryan, Jr. 2006-09-26
7085811 Sender elected messaging services Ronald P. Sansone, Robert A. Cordery 2006-08-01
7055746 Postage indicia including color bar sequence to aid in authentication Claude Zeller, Robert A. Cordery 2006-06-06
7054461 Authenticating printed objects using digital watermarks associated with multidimensional quality metrics Claude Zeller, William Kilmartin, Robert A. Cordery, William A. Brosseau, Hugh L. Brunk +2 more 2006-05-30
7013024 Method for reading information that has been embedded in an image Robert A. Cordery, Claude Zeller, William A. Brosseau 2006-03-14
6612684 Method for determining a printer's signature to provide proof that the printer printed a particular document Claude Zeller, Robert A. Cordery 2003-09-02
6533385 Method for determining a printer's signature and the number of dots per inch printed in a document to provide proof that the printer printed a particular document Claude Zeller, Robert A. Cordery, Hugh L. Brunk 2003-03-18
6139136 Ink supply system including a multiple level ink reservoir for ink jet printing James A. Salomon, David B. Wilk 2000-10-31
D412991 Enclosure for analytical instrumentation Michael P DiVito, Ernest M. Bevilacqua, Marcel Margulies, E. Joel McCorkle, Ralph W. Keese 1999-08-17
5655681 Thermal insulating container for liquified gas Herman Vogel 1997-08-12