Inventor · disambiguated record
Michael Rahm
Also filed as: RAHM MICHAEL
31 granted patents·8 pending applications·206 citations·filing 2006–2022
96Inventor score
Files withGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH16FUHSE CHRISTIAN5GIESECKE & DEVRIENT GMBH5RAHM MICHAEL4HOFFMULLER WINFRIED3
Top patents by PatentIndex Score
39 records- 0197US9827802B2Security element, value document comprising such a security element, and method for producing such a security elementFUHSE CHRISTIAN·Filed 2010·Granted Nov 28, 2017·25 cites·23 claims
- 0295US8964296B2Method for producing a microstructure on a carrierHOFFMULLER WINFRIED·Filed 2011·Granted Feb 24, 2015·23 cites·25 claims
- 0394US10525758B2Security element, value document comprising such a security element, and method for producing such a security elementGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2017·Granted Jan 7, 2020·5 cites·27 claims
- 0493US9274258B2Thin-layer element having an interference layer structureFUHSE CHRISTIAN·Filed 2010·Granted Mar 1, 2016·12 cites·32 claims
- 0592US10525759B2Visually variable security element and method for production thereofRAHM MICHAEL·Filed 2006·Granted Jan 7, 2020·15 cites·35 claims
- 0692US9176266B2Security element, value document comprising such a security element and method for producing such a security elementFUHSE CHRISTIAN·Filed 2010·Granted Nov 3, 2015·20 cites·22 claims
- 0792US9016726B2Security element having a microstructureRAUCH ANDREAS·Filed 2010·Granted Apr 28, 2015·19 cites·28 claims
- 0888US10870305B2Security element as well as value document having such a security elementFUHSE CHRISTIAN·Filed 2011·Granted Dec 22, 2020·5 cites·16 claims
- 0988US9697456B2Optically variable security elementGIESECKE & DEVRIENT GMBH·Filed 2014·Granted Jul 4, 2017·6 cites·19 claims
- 1088US8685488B2Method for producing a microstructureHOFFMULLER WINFRIED·Filed 2008·Granted Apr 1, 2014·9 cites·41 claims
- 1186US11623465B2Optically variable security element having reflective surface regionGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2019·Granted Apr 11, 2023·3 cites·20 claims
- 1285US8632100B2Security elementKAULE WITTICH·Filed 2008·Granted Jan 21, 2014·11 cites·36 claims
- 1385US8534708B2See-through security element with microstructuresHEIM MANFRED·Filed 2007·Granted Sep 17, 2013·14 cites·32 claims
- 1483US9004540B2Security elementRAHM MICHAEL·Filed 2008·Granted Apr 14, 2015·9 cites·44 claims
- 1582US10105982B2Security element having a lenticular imageGIESECKE & DEVRIENT GMBH·Filed 2015·Granted Oct 23, 2018·2 cites·17 claims
- 1682US8878844B2Representation systemKAULE WITTICH·Filed 2008·Granted Nov 4, 2014·9 cites·46 claims
- 1779US8786521B2Representation systemKAULE WITTICH·Filed 2008·Granted Jul 22, 2014·8 cites·50 claims
- 1876US10134109B2Depiction arrangementGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2014·Granted Nov 20, 2018·1 cites·20 claims
- 1976US9911074B2Security element for value documentsGIESECKE & DEVRIENT GMBH·Filed 2014·Granted Mar 6, 2018·3 cites·15 claims
- 2074US11654709B2Optically variable security element having reflective surface regionGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2019·Granted May 23, 2023·2 cites·18 claims
- 2170US12129382B2Effect pigment, production method, value document and printing inkGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2020·Granted Oct 29, 2024·0 cites·22 claims
- 2268US11702548B2Method for producing pigment fragments with a predefined internal and/or external contour, and pigment fragmentsGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2018·Granted Jul 18, 2023·0 cites·15 claims
- 2367US12472763B2Security element as well as value document having such a security elementGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2020·Granted Nov 18, 2025·0 cites·17 claims
- 2467US8906184B2Method for producing a micro-optical display arrangementHOFFMANN LARS·Filed 2009·Granted Dec 9, 2014·5 cites·18 claims
- 2559US11745474B2Composite glass with an intermediate film that changes colour depending on the viewing angleGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2019·Granted Sep 5, 2023·0 cites·24 claims
- 2658US11034182B2Disc-shaped pigment, printing ink, security element and method of productionGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2018·Granted Jun 15, 2021·0 cites·13 claims
- 2758US2023001735A1Effect pigment, manufacturing method, valuable document and printing inkGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2020·Application pending·0 cites
- 2855US10625532B2Security elementGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2013·Granted Apr 21, 2020·0 cites·11 claims
- 2954US11602949B2Method for manufacturing a value document, value document and printing deviceGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2019·Granted Mar 14, 2023·0 cites·9 claims
- 3054US9987875B2Optically variable security element with tilt imageFUHSE CHRISTIAN·Filed 2011·Granted Jun 5, 2018·0 cites·19 claims
- 3151US2011157183A1Depiction arrangementGIESECKE & DEVRIENT GMBH·Filed 2009·Application pending·0 cites
- 3248US10046585B2Micro-optic viewing arrangementHOFFMULLER WINFRIED·Filed 2011·Granted Aug 14, 2018·0 cites·18 claims
- 3347US12472764B2Optically variable security element and value document with the optically variable security elementGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2022·Granted Nov 18, 2025·0 cites·15 claims
- 3447US2012153607A1Security element for an article to be protected and article to be protected with such a security elementRAHM MICHAEL·Filed 2010·Application pending·0 cites
- 3547US2012098249A1Security element, security system and production methods thereforRAHM MICHAEL·Filed 2010·Application pending·0 cites
- 3644US2022059374A1Mounting and fastening of individual elements on a substrate webGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2019·Application pending·0 cites
- 3743US2022055853A1Application and fastening of a defined number of individual elements to a substrate webGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2019·Application pending·0 cites
- 3843US2024424822A1Optically variable representation elementGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH·Filed 2022·Application pending·0 cites
- 3941US2014238628A1Method for Manufacturing a Security Paper and Microlens ThreadGIESECKE & DEVRIENT GMBH·Filed 2012·Application pending·0 cites
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