WK

Wittich Kaule

GG Giesecke & Devrient Gmbh: 40 patents #2 of 507Top 1%
GG Giesecke+Devrient Currency Technology Gmbh: 4 patents #35 of 175Top 20%
VG Vistec Electron Beam Gmbh: 1 patents #13 of 22Top 60%
Overall (All Time): #20,674 of 4,157,543Top 1%
84
Patents All Time

Issued Patents All Time

Showing 1–25 of 84 patents

Patent #TitleCo-InventorsDate
10625532 Security element Michael Rahm 2020-04-21
10525758 Security element, value document comprising such a security element, and method for producing such a security element Christian Fuhse, Michael Rahm, Andreas Rauch 2020-01-07
10134109 Depiction arrangement Michael Rahm, Wolfgang Rauscher 2018-11-20
9827802 Security element, value document comprising such a security element, and method for producing such a security element Christian Fuhse, Michael Rahm, Andreas Rauch 2017-11-28
8878844 Representation system Michael Rahm, Wolfgang Rauscher 2014-11-04
8783728 Endless material for security elements Wolfgang Rauscher, Marius Dichtl 2014-07-22
8786521 Representation system Michael Rahm, Wolfgang Rauscher 2014-07-22
8778481 Security element and method for the production thereof Manfred Heim, Marius Dichtl, Winfried Hoffmuller 2014-07-15
8632100 Security element Michael Rahm 2014-01-21
8524039 Papermaking mould for producing two-stage watermarks and method for producing the same Karlheinz Mayer, Bernd Stumbeck, Wolfgang Wensauer, Guenther Wild, Thomas Gerhardt +1 more 2013-09-03
8400495 Security element 2013-03-19
8262134 Value document Gerhard Schwenk, Thomas Giering, Gerhard Stenzel 2012-09-11
8149511 Security element Wolfgang Rauscher 2012-04-03
7986459 Grid image and method for the production thereof Marius Dichtl 2011-07-26
7894112 Security element with a diffraction structure having subareas representing recognizable information Hajo Mueck, Siegfried Harms 2011-02-22
7880152 Device and method for producing resist profiled elements Rainer Plontke, Ines Stolberg, Andreas Schubert, Marius Dichtl 2011-02-01
7849993 Devices and method for the production of sheet material Klaus Finkenzeller, Thomas Giering, Manfred Heim, Thomas Hildebrandt, Ralf Hobmeier +17 more 2010-12-14
7845570 Value document Gerhard Schwenk, Thomas Giering, Gerhard Stenzel 2010-12-07
7819434 Value document Gerhard Schwenk, Thomas Giering, Gerhard Stenzel 2010-10-26
7777953 Method for producing a grating image, grating image and security document 2010-08-17
7746558 Method for producing grating images 2010-06-29
7655381 Method for producing resist substrates 2010-02-02
7241537 Method for producing an exposed substrate 2007-07-10
7040663 Value document Reinhard Plaschka, Eckhard Braun 2006-05-09
6954293 Data carrier having an optically variable element and methods for producing it Christoph Heckenkamp, Gerhard Stenzel 2005-10-11