Issued Patents All Time
Showing 26–50 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8702852 | Condensation and washing device, polymerisation device and method for cleaning process steam during the production of polylactide | Udo Muhlbauer | 2014-04-22 |
| 8569517 | Cleaning device for separating dilactide from mixtures, polymerisation device, method for separating dilactide from mixtures and use thereof | Udo Muhlbauer | 2013-10-29 |
| 8430948 | Condensation and washing device, polymerisation device and method for cleaning process steam during the production of polylactide | Udo Muhlbauer | 2013-04-30 |
| 8399602 | Polymerisation reactor, polymerisation device, method for producing bio-degradeable polyester and uses | Udo Muhlbauer | 2013-03-19 |
| 8362282 | Method for storing and transporting cyclic diesters | Udo Muhlbauer | 2013-01-29 |
| 7259227 | Method for continuous production of high-molecular weight polyesters and device for implementation of the method | Eike Schulz Van Endert, Thomas Hille, Christian Atlas, Ulrich Thiele | 2007-08-21 |
| 7214451 | Rewriteable optical recording material having good solubility | Horst Berneth, Thomas Bieringer, Serguei Kostromine | 2007-05-08 |
| 7115701 | Method for the continuous production of high-molecular polyester and device for carrying out the method | Eike Schultz Van Endert, Thomas Hille, Christian Atlas, Ulrich Thiele | 2006-10-03 |
| 7046893 | Layer structure and optical waveguide sensor based on photoaddressable polymers | Ingmar Dorn, Thomas Bieringer, Serguei Kostromine, Rino E. Kunz | 2006-05-16 |
| 7041354 | Optical data carrier comprising a cyanine dye as light-absorbent compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Karin Hassenruck, Serguei Kostromine +5 more | 2006-05-09 |
| 7022460 | Erasable optical recording material for blue lasers | Horst Berneth, Thomas Bieringer, Serguei Kostromine | 2006-04-04 |
| 7018684 | Block copolymers for optical data storage | Horst Berneth, Thomas Bieringer, Serguei Kostromine, Hans-Werner Schmidt, Axel Muller +3 more | 2006-03-28 |
| 6936325 | Optical recording medium | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Karin Hassenruck, Serguei Kostromine +11 more | 2005-08-30 |
| 6896945 | Optical data carrier comprising a phthalocyanine dye as light-absorbent compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Karin Hassenruck, Serguei Kostromine +4 more | 2005-05-24 |
| 6875839 | Method for producing polylactic acid and corresponding device | Luder Gerking, Klaus Richter, Frank Idler, Winfried Reimann, Bernd Hanzsch | 2005-04-05 |
| 6835725 | Optical data carrier comprising a cyanine dye as light-absorbent compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Karin Hassenruck, Serguei Kostromine +5 more | 2004-12-28 |
| 6737142 | Optical data store comprising an axially substituted cobalt phthalocyanine in the light-writeable information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Karin Hassenruck, Serguei Kostromine +5 more | 2004-05-18 |
| 6726972 | Optical data storage medium containing a diaza hemicyanine dye as the light-absorbing compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Karin Hassenruck, Serguei Kostromine +5 more | 2004-04-27 |
| 6713146 | Optical data stores containing a Co-phthalocyanine complex in the information layer recordable using light | Josef-Walter Stawitz, Horst Berneth, Thomas Bieringer, Friedrich-Karl Bruder, Karin Hassenruck +2 more | 2004-03-30 |
| 6641889 | Optical data storage medium containing a triazacyanine dye as the light-absorbing compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Karin Hassenruck, Serguei Kostromine +5 more | 2003-11-04 |
| 6559271 | Method for producing polyesters with a reduced content of free acetaldehyde | Eckehart Schaaf, Gerald Rafler | 2003-05-06 |
| 6274696 | Continuous process for the production of segmented elastomer polyester copolymer | Geert I. V. Bonte, Eike Schulz Van Endert | 2001-08-14 |
| 6162837 | Method and device for the recovery of linear polyester | Luder Gerking, Dieter Otto Taurat | 2000-12-19 |
| 6013756 | Process for producing polyesters using titanium-containing catalyst-inhibitor combinations | Eckehart Schaaf, Heinz Zimmermann | 2000-01-11 |
| 5773555 | Method and apparatus for the production of polyamides | Friedrich Weger | 1998-06-30 |