R. Drews Dean

Person

Cupertino, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
System, method and article of manufacture for determining a price o...
- Patent number 7,421,583
- Issue date Sep 2, 2008
- Thomas A Berson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System, method and article of manufacture for providing cryptograph...
- Patent number 7,051,199
- Issue date May 23, 2006
- Xerox Corporation
- Thomas A. Berson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System, method and article of manufacture for cryptoserver-based au...
- Patent number 6,990,468
- Issue date Jan 24, 2006
- Xerox Corporation
- Thomas A. Berson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for forgery detection and deterrence of printed...
- Patent number 6,970,259
- Issue date Nov 29, 2005
- Xerox Corporation
- Teresa F. Lunt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System, method and article of manufacture for a cryptographic key i...
- Patent number 6,938,154
- Issue date Aug 30, 2005
- Xerox Corporation
- Thomas A. Berson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for authenticating access to online content referenced in ha...
- Patent number 6,802,000
- Issue date Oct 5, 2004
- Xerox Corporation
- Daniel H. Greene
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System, method and article of manufacture for transition state-base...
- Patent number 6,754,821
- Issue date Jun 22, 2004
- Xerox Corporation
- Thomas A. Berson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for encrypting documents with stencils
- Patent number 6,728,376
- Issue date Apr 27, 2004
- Xerox Corporation
- R. Drews Dean
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

R. Drews Dean

Person

Patents Grantslast 30 patents

System, method and article of manufacture for determining a price o...

System, method and article of manufacture for providing cryptograph...

System, method and article of manufacture for cryptoserver-based au...

Systems and methods for forgery detection and deterrence of printed...

System, method and article of manufacture for a cryptographic key i...

System for authenticating access to online content referenced in ha...

System, method and article of manufacture for transition state-base...

System for encrypting documents with stencils