Inventor · disambiguated record
Gerhard Stenzel
Also filed as: STENZEL GERHARD
57 granted patents·6 pending applications·2,915 citations·filing 1976–2008
99Inventor score
Files withGAO GES AUTOMATION ORG27GIESECKE & DEVRIENT GMBH14IBM12SCHWENK GERHARD2GAO AUTOMATION GMBH1
Top patents by PatentIndex Score
63 records- 0199US4451521ASecurity paper with authenticity features in the form of substances luminescing only in the invisible region of the optical spectrum and process for testing the sameGAO GES AUTOMATION ORG·Filed 1981·Granted May 29, 1984·183 cites·28 claims
- 0298US7117231B2Method and system for the automatic generation of multi-lingual synchronized sub-titles for audiovisual dataIBM·Filed 2001·Granted Oct 3, 2006·249 cites·16 claims
- 0398US4892336AAntifalsification document having a security thread embedded therein and a method for producing the sameGAO GES AUTOMATION ORG·Filed 1987·Granted Jan 9, 1990·284 cites·22 claims
- 0497US4598205ASecurity paper with authenticity features in the form of substances luminescing only in the invisible region of the optical spectrum and process for testing the sameGAO GES AUTOMATION ORG·Filed 1984·Granted Jul 1, 1986·79 cites·17 claims
- 0597US4146792APaper secured against forgery and device for checking the authenticity of such papersGAO GES AUTOMATION ORG·Filed 1978·Granted Mar 27, 1979·138 cites·9 claims
- 0696US4591707APrinted security with hallmarksGAO GESSELLSCHAFT FUR AUTOMATI·Filed 1984·Granted May 27, 1986·72 cites·33 claims
- 0795US6799158B2Method and system for generating a characteristic identifier for digital data and for detecting identical digital dataIBM·Filed 2000·Granted Sep 28, 2004·63 cites·24 claims
- 0894US4756557ASecurity document having a security thread embedded therein and methods for producing and testing the authenticity of the security documentGAO GES AUTOMATION ORG·Filed 1985·Granted Jul 12, 1988·138 cites·28 claims
- 0992US5801857AData carrier having an optically variable element and methods for producing itGAO AUTOMATION GMBH·Filed 1994·Granted Sep 1, 1998·128 cites·40 claims
- 1090US6337752B1Data carrier having an optically variable element and methods for producing itGAO GES AUTOMATION ORG·Filed 1998·Granted Jan 8, 2002·94 cites·12 claims
- 1190US4442170ASecurity document with security features in the form of luminescing substancesGAO GES AUTOMATION ORG·Filed 1981·Granted Apr 10, 1984·71 cites·16 claims
- 1290US4157784ASafeguard against falsification of securities and the like which is suitable for automatic machinesGAO GES AUTOMATION ORG·Filed 1978·Granted Jun 12, 1979·61 cites·7 claims
- 1389US5055032AA burner with a flame retention deviceRUHRGAS AG·Filed 1989·Granted Oct 8, 1991·48 cites·29 claims
- 1489US4988126ADocument with an unforgeable surfaceGAO GES AUTOMATION ORG·Filed 1988·Granted Jan 29, 1991·58 cites·23 claims
- 1588US6954293B2Data carrier having an optically variable element and methods for producing itGAO GES AUTOMATION ORG·Filed 2001·Granted Oct 11, 2005·44 cites·45 claims
- 1688US4527051AToken such as credit or identification card and an apparatus for testing the token or cardGAO GES AUTOMATION ORG·Filed 1982·Granted Jul 2, 1985·34 cites·8 claims
- 1788US4451530ASecurity paper with authenticity features in the form of luminescing substancesGAO GES AUTOMATION ORG·Filed 1981·Granted May 29, 1984·114 cites·22 claims
- 1887US4452843ASecurity paperGAO GES AUTOMATION ORG·Filed 1981·Granted Jun 5, 1984·105 cites·33 claims
- 1985US4533244AProcess for authenticity determination of security documents with security features in the form of luminescing substancesGAO GES AUTOMATION ORG·Filed 1984·Granted Aug 6, 1985·47 cites·12 claims
- 2085US4463970ASecurity paper having camouflage materials to protect its authenticity featuresGAO GES AUTOMATION ORG·Filed 1981·Granted Aug 7, 1984·37 cites·21 claims
- 2184US6454166B1Security document with a security component and method for the production thereofGIESECKE & DEVRIENT GMBH·Filed 2001·Granted Sep 24, 2002·15 cites·15 claims
- 2284US5433807AMethod of producing a document with an unforgeable surface reliefGAO GES AUTOMATION ORG·Filed 1993·Granted Jul 18, 1995·47 cites·10 claims
- 2383US6383618B1Printed document comprising a luminescent authenticity featureFiled 1999·Granted May 7, 2002·46 cites·25 claims
- 2483US6344261B1Printed document having a value and comprising a luminescent authenticity feature based on a host latticeGIESECKE & DEVRIENT GMBH·Filed 1999·Granted Feb 5, 2002·71 cites·39 claims
- 2582US6506476B1Printed document having a value, with luminescent authenticity featureGLESECKE & DEVRIENT GMBH·Filed 1999·Granted Jan 14, 2003·58 cites·26 claims
- 2679US6318758B1Security document with a security component and method for the production thereofGIESECKE & DEVRIENT GMBH·Filed 1996·Granted Nov 20, 2001·35 cites·7 claims
- 2779US5112672ASecurity document having an electrically conductive security element embedded thereinGAO GES AUTOMATION ORG·Filed 1989·Granted May 12, 1992·41 cites·19 claims
- 2876US6479133B1Document having a valueGIESECKE & DEVRIENT GMBH·Filed 1999·Granted Nov 12, 2002·35 cites·26 claims
- 2974US6975985B2Method and system for the automatic amendment of speech recognition vocabulariesIBM·Filed 2001·Granted Dec 13, 2005·24 cites·18 claims
- 3074US6503603B1Printed document having a value and comprising a luminescent authenticity featureGIESECKE & DEVRIENT GMBH·Filed 1999·Granted Jan 7, 2003·32 cites·32 claims
- 3172US7845570B2Value documentGIESECKE & DEVRIENT GMBH·Filed 2004·Granted Dec 7, 2010·11 cites·40 claims
- 3272US4446204ASecurity paper with authenticity featuresGAO GES AUTOMATION ORG·Filed 1981·Granted May 1, 1984·39 cites·14 claims
- 3371US5483602AMethod and apparatus for detecting printed images on documents by testing for the presence in the images of structural elements having defined regularities which are recognizable by the eye and common to a variety of documentsGAO GES AUTOMATION ORG·Filed 1993·Granted Jan 9, 1996·45 cites·12 claims
- 3470US7571796B2Method and apparatus for determining the state of bank notesGIESECKE & DEVRIENT GMBH·Filed 2004·Granted Aug 11, 2009·10 cites·5 claims
- 3570US7496510B2Method and apparatus for the automatic separating and indexing of multi-speaker conversationsIBM·Filed 2001·Granted Feb 24, 2009·18 cites·30 claims
- 3670US7412643B1Method and apparatus for linking representation and realization dataIBM·Filed 1999·Granted Aug 12, 2008·34 cites·14 claims
- 3770US7175739B2Method for incorporating feature substances into a paper webGIESECKE & DEVRIENT GMBH·Filed 2005·Granted Feb 13, 2007·2 cites·13 claims
- 3870US4650319AExamining method for the wear-condition of data carriersGAO GES AUTOMATION ORG·Filed 1985·Granted Mar 17, 1987·32 cites·3 claims
- 3969US6936138B2Apparatus for incorporating feature substances into a paper webGIESECKE & DEVRIENT GMBH·Filed 2002·Granted Aug 30, 2005·9 cites·16 claims
- 4069US5509691ASecurity element in the form of threads or strips to be embedded in security documents and a method for producing and testing the sameGAO GES AUTOMATION ORG·Filed 1994·Granted Apr 23, 1996·44 cites·5 claims
- 4167US7954044B2Method and apparatus for linking representation and realization dataIBM·Filed 2008·Granted May 31, 2011·3 cites·15 claims
- 4266US5798929AApparatus and method for processing thin sheet material such as bank notesGIESECKE & DEVRIENT GMBH·Filed 1996·Granted Aug 25, 1998·37 cites·15 claims
- 4366US5617956AApparatus for sorting and stacking sheet materialGIESECK & DEVRIENT GMBH·Filed 1995·Granted Apr 8, 1997·21 cites·11 claims
- 4464US4982073AToken such as a credit or identification card and an apparatus for testing the token or cardGAO GES AUTOMATION ORG·Filed 1989·Granted Jan 1, 1991·18 cites·5 claims
- 4563US5897746AMethod for equipping papers of value with authenticity featuresGIESECKE & DEVRIENT GMBH·Filed 1997·Granted Apr 27, 1999·23 cites·7 claims
- 4663US4105333AMethod of identifying fluorescent materialsGAO GES AUTOMATION ORG·Filed 1976·Granted Aug 8, 1978·13 cites·17 claims
- 4762US8262134B2Value documentSCHWENK GERHARD·Filed 2004·Granted Sep 11, 2012·5 cites·31 claims
- 4860US6530602B1Machine detectable document of valueGIESECKE & DEVRIENT GMBH·Filed 1998·Granted Mar 11, 2003·18 cites·13 claims
- 4960US5324079ASecurity document having a security thread embedded thereinGAO GES AUTOMATION ORG·Filed 1992·Granted Jun 28, 1994·27 cites·10 claims
- 5057US7120575B2Method and system for the automatic segmentation of an audio stream into semantic or syntactic unitsIBM·Filed 2001·Granted Oct 10, 2006·8 cites·11 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →