Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9238777 | Method for producing phosphorus-containing flame retardants | Thomas Zich, Fritz Johann Freidl, Bernadette Mehofer, Michael Ciesielski, Bettina Burk | 2016-01-19 |
| 9174290 | Motorized working tool | Michael Schönfeld | 2015-11-03 |
| 9115312 | Flame retardant | Klaus Hahn, Sabine Fuchs, Ingo Bellin, Patrick Spies, Maximilian Hofmann +7 more | 2015-08-25 |
| 8701792 | Pre-assemblable arrangement | Carsten Ziegs | 2014-04-22 |
| 8691896 | Halogen-free, phosphorus-containing flame-retardant polymer foams | Klaus Hahn, Olaf Kriha, Ingo Bellin, Patrick Spies, Sabine Fuchs +8 more | 2014-04-08 |
| 8426483 | Metal compounds for use as initiators | Ulrich Arnold, Marcel Roth, Emilie Barriau, Ulrike Schmidt-Freytag, Volker Alstädt +2 more | 2013-04-23 |
| 8053546 | Catalyst for curing epoxides | Georg Degen, Matthias Maase, Lars Wittenbecher, Ulrich Arnold | 2011-11-08 |
| 7973191 | Method for the production of dibenz[c,e] [1,2]-oxaphosphorin derivatives, amino-dibenz[c,e] [1,2]-oxaphosphorin and also use thereof | Brigitte Lindner, Andreas Kaplan | 2011-07-05 |
| 7412961 | Intake device | — | 2008-08-19 |
| 7317120 | Process for the preparation of 9,10-dihydro-9-oxa-10-organylphosphaphenanthrene-10-oxide and derivatives of the same substituted on the phenyl groups | Uwe Dittrich, Berthold Just, Michael Ciesielski | 2008-01-08 |
| 7317119 | Process for the preparation of 9, 10-dihydro-9-OXA-10-organyloxyphosphaphenanthrene-10-oxide or -thione and derivatives of the same substituted on the phenyl groups | Uwe Dittrich, Berthold Just, Michael Ciesielski | 2008-01-08 |
| 7115765 | Method for producing 6-alkoxy-(6H)-dibenz [c,e] [1,2]-oxaphosphorines | Stephan Sprenger, Michael Ciesielski, Carsten Kollann | 2006-10-03 |
| 6353081 | Curing agents for epoxy compounds, processes for their production and their use | Andreas Palinsky, Holger Dey, Jorg Wuckelt | 2002-03-05 |
| 5556705 | Neutral metal complex salts | Axel Bottcher, Jurgen Zehrfeld | 1996-09-17 |
| 5525698 | Polymerizable epoxide mixtures and process | Axel Bottcher, Egon Uhlig, Manfred Fedtke, Klaus Dathe, Bernd Nestler | 1996-06-11 |
| 5444030 | Metal complexes with a high coordination number | Axel Bottcher, Jurgen Zehrfeld | 1995-08-22 |
| 5439863 | Neutral metal complex salts | Axel Bottcher, Jurgen Zehrfeld | 1995-08-08 |
| 5395913 | Polymerizable epoxide mixtures and process using Lewis base complexes | Axel Bottcher, Egon Uhlig, Manfred Fedtke, Klaus Dathe, Bernd Nestler | 1995-03-07 |