Assignee
KONINKL PTT NEDERLAND B V
NL·3 granted patents·48 citations·filing 1991–1994
Top patents by PatentIndex Score
3 records- 0167US5380992ABar code detection using background-correlated bar criterion for ascertaining the presence of a barKONINKL PTT NEDERLAND B V·Filed 1992·Granted Jan 10, 1995·33 cites·5 claims
- 0229US5396358AOptical reflective star deviceKONINKL PTT NEDERLAND B V·Filed 1994·Granted Mar 7, 1995·1 cites·6 claims
- 0327US5371607AInteractive communication and transport system for still picturesKONINKL PTT NEDERLAND B V·Filed 1991·Granted Dec 6, 1994·14 cites·8 claims
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