Inventor
BLAIR RONALD BRUCE
US17 patents
⚠️ This page may combine multiple inventors who share the name “BLAIR RONALD BRUCE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BLAIR RONALD BRUCE
9 patentsUS8265346B2Sep 11, 2012
Determining document fitness using sequenced illumination
BLAIR RONALD BRUCE36 citations95
US8290216B1Oct 16, 2012
Determining document fitness using illumination
BLAIR RONALD BRUCE20 citations91
US8509492B2Aug 13, 2013
Detection of color shifting elements using sequenced illumination
BLAIR RONALD BRUCE11 citations83
US8433124B2Apr 30, 2013
Systems and methods for detecting an optically variable material
BLAIR RONALD BRUCE10 citations79
US9053596B2Jun 9, 2015
Systems and methods for spectral authentication of a feature of a document
BLAIR RONALD BRUCE5 citations72
US8780206B2Jul 15, 2014
Sequenced illumination
BLAIR RONALD BRUCE5 citations72
US8682038B2Mar 25, 2014
Determining document fitness using illumination
BLAIR RONALD BRUCE2 citations61
US8464875B2Jun 18, 2013
Apparatus for analysing a security document
BLAIR RONALD BRUCE2 citations58
US8472676B2Jun 25, 2013
Apparatus and method for analysing a security document
BLAIR RONALD BRUCE0 citations47
DE RUE NORTH AMERICA INC
4 patentsUS9292990B2Mar 22, 2016
Systems and methods for spectral authentication of a feature of a document
DE RUE NORTH AMERICA INC2 citations61
US9210332B2Dec 8, 2015
Determining document fitness using illumination
DE RUE NORTH AMERICA INC1 citations61
US8781176B2Jul 15, 2014
Determining document fitness using illumination
DE RUE NORTH AMERICA INC0 citations50
US9036136B2May 19, 2015
Systems and methods for detecting tape on a document according to a predetermined sequence using line images
DE RUE NORTH AMERICA INC0 citations46