Patrick Emmel

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Ecublens, CH

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Patents Grantslast 30 patents

Information Patent Grant
Reproduction of security documents and color images with metallic inks
- Patent number 7,491,424
- Issue date Feb 17, 2009
- Ecole Polytechnique Federale de Lausanne (EPFL)
- Roger David Hersch
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Prediction model for color separation, calibration and control of p...
- Patent number 7,423,778
- Issue date Sep 9, 2008
- Ecole Polytechnique Federale de Lausanne (EPFL)
- Roger David Hersch
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Images incorporating microstructures
- Patent number 7,027,660
- Issue date Apr 11, 2006
- Ecole Polytechnique Federale de Lausanne (EPFL)
- Roger David Hersch
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
Replicated multi-channel sensors for decucing ink thicknesses in co...
- Publication number 20080055355
- Publication date Mar 6, 2008
- ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)
- Roger D. Hersch
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Prediction model for color separation, calibration and control of p...
- Publication number 20050083540
- Publication date Apr 21, 2005
- Roger David Hersch
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Images incorporating microstructures
- Publication number 20050052705
- Publication date Mar 10, 2005
- Roger David Hersch
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Reproduction of security documents and color images with metallic inks
- Publication number 20040233463
- Publication date Nov 25, 2004
- Roger David Hersch
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Images and security documents protected by micro-structures
- Publication number 20030021437
- Publication date Jan 30, 2003
- Roger David Hersch
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER