P

Inventor

VIG RAKESH

US43 patents
⚠️ This page may combine multiple inventors who share the name “VIG RAKESH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VERIFICATION TECHNOLOGIES INC

14 patents
US6589626B2Jul 8, 2003

Copy-protected optical media and method of manufacture thereof

VERIFICATION TECHNOLOGIES INC166 citations98
US6638593B2Oct 28, 2003

Copy-protected optical media and method of manufacture thereof

VERIFICATION TECHNOLOGIES INC73 citations94
US6490030B1Dec 3, 2002

Portable product authentication device

VERIFICATION TECHNOLOGIES INC89 citations94
US6707539B2Mar 16, 2004

Portable product authentication device

VERIFICATION TECHNOLOGIES INC76 citations93
US7124944B2Oct 24, 2006

Product packaging including digital data

VERIFICATION TECHNOLOGIES INC26 citations92
US6838145B2Jan 4, 2005

Copy-protected optical media and method of manufacture thereof

VERIFICATION TECHNOLOGIES INC29 citations91
US6512580B1Jan 28, 2003

Method and apparatus for portable product authentication

VERIFICATION TECHNOLOGIES INC69 citations91
US7486790B1Feb 3, 2009

Method and apparatus for controlling access to storage media

VERIFICATION TECHNOLOGIES INC26 citations90
US6952392B2Oct 4, 2005

Laser reactive dyes for DVD copy protection system

VERIFICATION TECHNOLOGIES INC40 citations88
US7176308B2Feb 13, 2007

Processes for preparing novel methylene blue derivative

VERIFICATION TECHNOLOGIES INC13 citations81
US7035200B2Apr 25, 2006

Optical disk copy-protection using an optically changeable security material

VERIFICATION TECHNOLOGIES INC9 citations74
US7237720B2Jul 3, 2007

Product packaging including digital data

VERIFICATION TECHNOLOGIES INC2 citations63
US7303803B2Dec 4, 2007

Copy-protected optical media and method of manufacture thereof

VERIFICATION TECHNOLOGIES INC2 citations61
US7344823B2Mar 18, 2008

Transient optical state change materials useful in copy-protected compact discs

VERIFICATION TECHNOLOGIES INC1 citations51

PARKER HUGHES INST

9 patents

SELINFREUND RICHARD H

7 patents

HONEYWELL INT INC

4 patents

WAYNE HUGHES INST

3 patents

SUN CHEMICAL CORP

3 patents

SUN CHEMICAL BV

1 patent

HUGHES INST

1 patent

SCHWARTZ RUSSELL

1 patent