Inventor · disambiguated record
Wenyu Han
Also filed as: HAN WENYU
12 granted patents·2 pending applications·396 citations·filing 1991–2016
93Inventor score
Top patents by PatentIndex Score
14 records- 0197US6902111B2Method and apparatus for impeding the counterfeiting of discsFiled 2002·Granted Jun 7, 2005·113 cites·51 claims
- 0284US6193156B1Method and apparatus for patterning cards, instruments and documentsFiled 1998·Granted Feb 27, 2001·91 cites·26 claims
- 0378US7744130B2Secure product authentication tagsZAZZU VICTOR·Filed 2007·Granted Jun 29, 2010·10 cites·19 claims
- 0477US6135355AMethod and apparatus for impeding the counterfeiting of cards, instruments and documentsFiled 1999·Granted Oct 24, 2000·42 cites·32 claims
- 0574US5196684AMethod and apparatus for improving the throughput of a CCD bar code scanner/decoderOPTICON INC·Filed 1991·Granted Mar 23, 1993·57 cites·26 claims
- 0673US7104449B2Method and apparatus for patterning cards, instruments and documentsHAN WENYU·Filed 2000·Granted Sep 12, 2006·21 cites·23 claims
- 0764US6616043B2Multi sensor information readerFiled 2001·Granted Sep 9, 2003·10 cites·47 claims
- 0863US8360317B2Apparatus and method for enhancing card securityZAZZU VICTOR·Filed 2010·Granted Jan 29, 2013·2 cites·23 claims
- 0961US6354506B1Method and apparatus for impeding the counterfeiting of cards, instruments and documentsFiled 1999·Granted Mar 12, 2002·20 cites·63 claims
- 1054US6068301AMethod and apparatus for impeding the counterfeiting of cards, instruments and documentsFiled 1998·Granted May 30, 2000·14 cites·25 claims
- 1146US7407101B2Card with enhanced security featuresHAN WENYU·Filed 2004·Granted Aug 5, 2008·1 cites·32 claims
- 1246US5408080AElectronically triggered bar code scannerOPTICON INC·Filed 1993·Granted Apr 18, 1995·15 cites·5 claims
- 1340US2004113420A1Cards with enhanced security features and associated apparatus and methodsFiled 2002·Application pending·0 cites
- 1437US2016350568A1Two-dimensional (2-d) code generating method, detecting method, detecting apparatus, and anti-counterfeit labelZAZZU VICTOR·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →