Inventor · disambiguated record
Ernst Van Haagen
Also filed as: VAN HAAGEN ERNST
8 granted patents·1,774 citations·filing 1986–1997
93Inventor score
Top patents by PatentIndex Score
8 records- 0198US5283422AInformation transfer and use, particularly with respect to counterfeit detectionCIAS INC·Filed 1992·Granted Feb 1, 1994·476 cites·16 claims
- 0296US5367148ACounterfeit detection using ID numbers with at least one random portionCIAS INC·Filed 1991·Granted Nov 22, 1994·316 cites·11 claims
- 0395US5548110AOptical error-detecting, error-correcting and other coding and processing, particularly for bar codes, and applications therefor such as counterfeit detectionCIAS INC·Filed 1994·Granted Aug 20, 1996·243 cites·32 claims
- 0495US4814589AInformation transfer and use, particularly with respect to objects such as gambling chipsSTORCH LEONARD·Filed 1986·Granted Mar 21, 1989·413 cites·164 claims
- 0587US5889270ABar code decoding using moving averages to break the (N.K.) code barrier for UPC, EAN, code 128 and othersCIAS INC·Filed 1997·Granted Mar 30, 1999·106 cites·22 claims
- 0686US6062481AOptimal error-detecting, error-correcting and other coding and processing, particularly for bar codes, and applications therefor such as counterfeit detectionCIAS INC·Filed 1996·Granted May 16, 2000·116 cites·19 claims
- 0783US5088093ASelf-correcting registers, error-detecting/correcting registers, and inversion coding using one bit, and other information storage mediaCIAS INC·Filed 1987·Granted Feb 11, 1992·65 cites·16 claims
- 0869US5675137ABar code decoding using moving averages to break the (n,k) code barrier for UPC, EAN Code 128 and othersCIAS INC·Filed 1994·Granted Oct 7, 1997·39 cites·34 claims
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