Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11844968 | Data communication and displays for breathing apparatus facepieces and pressure regulators | Carsten Leuschner, Klaus Schmidtke, Marco Tekelenburg, Detlef Kielow, Thomas Kuba | 2023-12-19 |
| 11235347 | System and method for coating tubes | — | 2022-02-01 |
| 10858814 | Toilet rim block and rim block cage | Christian Reichert, Uwe Trebbe, Robert Stephen Cappleman, Michael Voelker | 2020-12-08 |
| 10829921 | Toilet rim block and rim block cage | Christian Reichert, Uwe Trebbe, Robert Stephen Cappleman, Michael Voelker | 2020-11-10 |
| 10781581 | Toilet rim block and rim block cage | Christian Reichert, Uwe Trebbe, Robert Stephen Cappleman, Michael Voelker | 2020-09-22 |
| 10738450 | Toilet rim block and rim block cage | Christian Reichert, Uwe Trebbe, Robert Stephen Cappleman, Michael Voelker | 2020-08-11 |
| 10512797 | Data communication and displays for breathing apparatus facepieces and pressure regulators | Carsten Leuschner, Klaus Schmidtke, Marco Tekelenburg, Detlef Kielow, Thomas Kuba | 2019-12-24 |
| 10309154 | Height actuated self-activating safety gate | Steven Yoell, Dale Lukas, Tsiuming Chu | 2019-06-04 |
| 9725686 | Strip-form WC cleaning product | Sabine Hochkugler, Christian Reichert, Robert Stephen Cappleman, Keiwan Ebrahimzadeh, Petra Plantikow +1 more | 2017-08-08 |
| 9108073 | Data communication and displays for breathing apparatus facepieces and pressure regulators | Carsten Leuschner, Klaus Schmidtke, Marco Tekelenburg, Detlef Kielow, Thomas Kuba | 2015-08-18 |
| 8987182 | Spherical toilet cleaner blocks, method for the production thereof, and cleaning holder comprising spherical toilet cleaner blocks | Nadine Warkotsch, Brigitte Giesen, Anke Ernst, Sascha Schrecker, Christian Reichert +3 more | 2015-03-24 |
| 8955514 | Facepiece with open port | Carsten Leuschner, Klaus Schmidtke, Christopher L. Prete, Marco Tekelenburg | 2015-02-17 |
| 8833293 | System and method for coating tubes | — | 2014-09-16 |
| 8753901 | Semiconductor wafer with electrically connected contact and test areas | Ertle Werner, Bernd Goller, Bernd Kothe | 2014-06-17 |
| 8505536 | Respiratory half-mask | Detlef Kielow, Klaus Schmidtke | 2013-08-13 |
| 8359996 | System and method for coating tubes | — | 2013-01-29 |
| 8044394 | Semiconductor wafer with electrically connected contact and test areas | Werner Ertle, Bernd Goller, Bernd Kothe | 2011-10-25 |
| 7717056 | System and method for coating tubes | — | 2010-05-18 |
| 7293560 | Respirator mask with supplementary panels | Klaus-Dieter Dahrendorf, Detlef Kielow, Wolfgang Weber | 2007-11-13 |
| 7270847 | System and method for coating tubes | — | 2007-09-18 |
| 6776161 | Head harness for a respirator | — | 2004-08-17 |
| 6718971 | Feeding apparatus for breathing masks that allows food and drink intake when the mask is in use | Klaus-Dieter Dahrendorf | 2004-04-13 |
| 6615829 | Feeding apparatus for breathing masks that allows food and drink intake when the mask is in use | Klaus Schmidtke | 2003-09-09 |
| 6472130 | Solution of tetramethylammonium hydroxide in water and a process for preparing the solution | Stefan Geyer | 2002-10-29 |
| 6250141 | Scanning device | Stefan Geyer, Rudiger Hunger | 2001-06-26 |