Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10727755 | Method for controlling a switch module based on thyristor switching elements | Rik W. De Doncker | 2020-07-28 |
| 10675182 | Hollow needle for an ophthalmic surgical instrument | Marc Wolschendorf, Dieter Frauenfeld, René Draheim, Volker Geuder | 2020-06-09 |
| 9825532 | Current control for DC-DC converters | Ir. Rik W. A. A. De Doncker | 2017-11-21 |
| 9151360 | Metal connection plate of a chain link of an energy chain | Thomas Ameis, Mark Daub, Sven Kratzke, Ulrich Wagener | 2015-10-06 |
| 8851649 | UV ink jet printing ink composition | Dieter Prölβ, Jörg Männig | 2014-10-07 |
| 8735461 | Printing ink, in particular ink-jet ink, containing pearlescent pigments based on fine and thin substrates | Michael Grüner, Günter Kaupp, Barbara Mendler, Ulrich Schmidt | 2014-05-27 |
| 8608843 | Pigment preparation and ink jet printing ink | Joerg Maennig, Stefan Trummer, Andreas Kroell, Dieter Proelss, Werner Pieper | 2013-12-17 |
| 8333832 | Pigment preparation and ink jet printing ink | Joerg Maennig, Stefan Trummer, Andreas Kroell, Dieter Proelss, Werner Pieper | 2012-12-18 |
| 7612125 | Ink and method of using the ink | Anke Müller | 2009-11-03 |
| 7286249 | Printer or other automatic printing system with additional control device and control device therefor | — | 2007-10-23 |
| D530740 | Ink cartridge | — | 2006-10-24 |
| 7122820 | Method for determining visibility, amount of precipitation and type of precipitation | Klaus Heyn | 2006-10-17 |
| 6884287 | Ink base for pigmented inks, inks manufactured therefrom and their use | Anke Müller, Manuela Geis | 2005-04-26 |
| 6610130 | Aqueous ink set and its use | — | 2003-08-26 |
| 5935310 | Ink for changeable color applications | Anke Badewitz | 1999-08-10 |
| 5917512 | Cleaning container and method for cleaning a printhead of an ink jet printer | Roland Weber | 1999-06-29 |
| 5888284 | Water-based inks and ink sets and use thereof | — | 1999-03-30 |