Assignee
NAT PRINTING BUREAU INCORPORATED ADMINISTRATIVE AGENCY
JP·5 granted patents·53 citations·filing 2001–2006
Top patents by PatentIndex Score
5 records- 0184US8041107B2OVD (optical variable device) inspection method and inspection apparatusNAT PRINTING BUREAU INCORPORATED ADMINISTRATIVE AGENCY·Filed 2005·Granted Oct 18, 2011·9 cites·20 claims
- 0281US8055064B2Printed product, printed product detection method and detection apparatus, and authentication method and authentication apparatusNAT PRINTING BUREAU INCORPORATED ADMINISTRATIVE AGENCY·Filed 2006·Granted Nov 8, 2011·5 cites·8 claims
- 0379US7354072B2Authenticatable printed matter and its production methodNAT PRINTING BUREAU INCORPORATED ADMINISTRATIVE AGENCY·Filed 2002·Granted Apr 8, 2008·17 cites·34 claims
- 0478US7243952B2Authenticatable printed matter, and method for producing the sameNAT PRINTING BUREAU INCORPORATED ADMINISTRATIVE AGENCY·Filed 2001·Granted Jul 17, 2007·17 cites·42 claims
- 0551US7298528B2Network point printed matter and printing methodNAT PRINTING BUREAU INCORPORATED ADMINISTRATIVE AGENCY·Filed 2002·Granted Nov 20, 2007·5 cites·18 claims
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