Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8058329 | Nitrous bridged derivatives of 6H-dibenz[c,e][1,2]-oxaphosphorine-6-oxides, process for the preparation and use thereof | Uwe Dittrich, Holger Keller, Manfred Doering, Uwe Storzer, Michael Ciesielski | 2011-11-15 |
| 7951878 | Halogen-free flameproof epoxy resin formulations | Holger Keller, Manfred Doering, Uwe Storzer, Sebastian Seibold | 2011-05-31 |
| 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, Manfred Döring, Michael Ciesielski | 2008-01-08 |
| 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, Manfred Döring, Michael Ciesielski | 2008-01-08 |