Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12296032 | Process of taking a dental impression with a radiation-curable composition containing mercapto-functional polyorganosiloxanes and VQM resins | Henning Hoffmann, Peter Bissinger, Joachim W. Zech | 2025-05-13 |
| 12071544 | Radiation-curable composition containing mercapto-functional polyorganosiloxanes for additive-manufacturing technology | Henning Hoffmann | 2024-08-27 |
| 11774415 | Metering pump for liquid chromatography | Joshua A. Burnett, Rose Solow, David A. Simpson, John M. Auclair, Michael LeBeau | 2023-10-03 |
| 11766386 | Medical composition containing guanidinyl-containing polymer(s) and carrageenane(s) | Henning Hoffmann | 2023-09-26 |
| 11684553 | Curable composition for dental retraction | Henning Hoffmann, Joachim W. Zech | 2023-06-27 |
| 11591438 | Process of processing a radiation-curable thiolen based composition with additive-manufacturing technology | Henning Hoffmann, Joachim W. Zech | 2023-02-28 |
| 11267968 | Radiation-curable composition containing mercapto-functional polyorganosiloxanes for additive-manufacturing technology | Henning Hoffmann, Hendrick Grupp, Joachim W. Zech, Daniel D. Oberpertinger, Malte Korten +1 more | 2022-03-08 |
| 11123267 | Dental retraction composition with guanidinyl-containing polymer | Henning Hoffmann, Peter Bissinger, Joachim W. Zech, George W. Griesgraber | 2021-09-21 |
| 11002713 | Sample organizer, tray, system and method | David A. Simpson, Joshua A. Burnett, Marc E. Lemelin, Paul Keenan | 2021-05-11 |
| 10952933 | Kit of parts containing a cationically hardenable composition and use as dental retraction material | Joachim W. Zech, Hendrik Grupp, Christoph Schulte, Andreas Maurer | 2021-03-23 |
| 10859541 | Textured needle for improved piercing performance in liquid chromatography applications | Scott Kelley, Rose Solow, John M. Auclair | 2020-12-08 |
| 10729622 | Process for taking a dental impression and curable composition for use in a dental impressioning and retraction process | Andreas Maurer, Joachim W. Zech, Christoph Schulte, Rudolf Schmid, Hendrik Grupp +4 more | 2020-08-04 |
| 10682290 | Kit of parts for conducting a dental impression and retraction process | Henning Hoffmann, Joachim W. Zech, Andreas Maurer | 2020-06-16 |
| 9549881 | Stabilized dental impression composition, kit of parts and use thereof | Henning Hoffmann, Joachim W. Zech | 2017-01-24 |
| 9283153 | Curable composition with shortened setting time, process of production and use thereof | Henning Hoffmann, Joachim W. Zech | 2016-03-15 |
| 8980973 | Siloxane compounds containing composition, method of production and use thereof | Hyung-Min Shim, Johann Fetz, Joachim W. Zech, Bernd Kuppermann | 2015-03-17 |
| 8962708 | Polyether group containing dental composition containing an F-containing compound, process of production and use thereof | Andreas Maurer, Christoph Schulte, Joachim W. Zech, Hendrik Grupp, Peter Bissinger | 2015-02-24 |
| 8466210 | Dental composition containing a surfactant and an F-containing compound, process of production and use thereof | Joachim W. Zech, Henning Hoffmann, Andreas Maurer, Peter Bissinger, Klaus Hintzer | 2013-06-18 |
| 8350035 | Fluorinated rylenetetracarboxylic acid derivatives and use thereof | Martin Koenemann, Ruediger Schmidt, Frank Wuerthner | 2013-01-08 |