Inventor
TAN YAOPING
US16 patents
⚠️ This page may combine multiple inventors who share the name “TAN YAOPING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NCR CORP
14 patentsUS5883043AMar 16, 1999
Thermal paper with security features
NCR CORP116 citations96
US6165937ADec 26, 2000
Thermal paper with a near infrared radiation scannable data image
NCR CORP61 citations95
US6106910AAug 22, 2000
Print media with near infrared fluorescent sense mark and printer therefor
NCR CORP59 citations93
US6770687B1Aug 3, 2004
Water-based dual security ink
NCR CORP31 citations92
US6613403B2Sep 2, 2003
Ink with near infrared fluorophores and U.V. absorbers
NCR CORP33 citations90
US6060426AMay 9, 2000
Thermal paper with security features
NCR CORP36 citations90
US6057028AMay 2, 2000
Multilayered thermal transfer medium for high speed printing
NCR CORP16 citations82
US5681379AOct 28, 1997
Thermal transfer ribbon formulation
NCR CORP6 citations73
US5667317ASep 16, 1997
Fluorescent security system for printed transaction records
NCR CORP10 citations73
US5552231ASep 3, 1996
Thermal transfer ribbon
NCR CORP8 citations73
US5970595AOct 26, 1999
Porous inking members for impact printers and methods of making the same
NCR CORP2 citations62
US5866643AFeb 2, 1999
High print quality thermal transfer ribbons
NCR CORP2 citations62
US6231964B1May 15, 2001
Thermal transfer ribbons with large size wax or resin particles
NCR CORP6 citations61
US5690438ANov 25, 1997
Continuous or endless loop printing ribbon cassettes and reinking devices therefor
NCR CORP1 citations48