Inventor
CROOKS JOHN F
US22 patents
⚠️ This page may combine multiple inventors who share the name “CROOKS JOHN F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NCR CORP
9 patentsUS6539363B1Mar 25, 2003
Write input credit transaction apparatus and method with paperless merchant credit card processing
NCR CORP189 citations96
US5563381AOct 8, 1996
Handwriting capture system with segmented digitizer
NCR CORP39 citations92
US5414441AMay 9, 1995
Temperature compensation apparatus for liquid crystal display
NCR CORP31 citations92
US7649441B2Jan 19, 2010
Method and system for tuning an RFID interrogator
NCR CORP8 citations83
US6211773B1Apr 3, 2001
Remote control device and method for electronic price label systems
NCR CORP12 citations73
US7617979B2Nov 17, 2009
Method of determining failure of an RFID label reader
NCR CORP3 citations63
US7417545B1Aug 26, 2008
Method of determining failure of a communication base station
NCR CORP4 citations63
US7672900B2Mar 2, 2010
Write input transaction apparatus and method
NCR CORP2 citations60
US10152703B2Dec 11, 2018
Transaction system and method
NCR CORP1 citations49
NCR CO
8 patentsUS5401916AMar 28, 1995
Method and apparatus for capturing handwritten information and providing visual feedback
NCR CO57 citations96
US5335230AAug 2, 1994
Apparatus and method for automatic digitizer fault detection
NCR CO41 citations92
US5285506AFeb 8, 1994
Method of recording a handwritten message
NCR CO46 citations92
US5191175AMar 2, 1993
Self-tuning digitizer control circuit and method
NCR CO38 citations92
US5115107AMay 19, 1992
Method of correcting skew between a digitizer and a digital display
NCR CO36 citations92
US5387765AFeb 7, 1995
Data secure digitizer control circuit and method
NCR CO7 citations74
US5373117ADec 13, 1994
Method for reducing errors in a digitizer
NCR CO11 citations74
US5140107AAug 18, 1992
Digitizer screen and method of making
NCR CO10 citations73