Issued Patents All Time
Showing 76–100 of 213 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306805 | Process for the preparation of polyarylene sulphides | Wolfgang Arlt, Wolfgang Alewelt, Karl-Heinrich Meyer, Erhard Tresper, Wolfgang Eisermann | 1994-04-26 |
| 5306803 | Process for cleaning thermoplasts by friction compacting | Wolfgang Arlt, Thomas Fischer, Ralf Lange | 1994-04-26 |
| 5286761 | Process for the production of low-fog flexible polyester polyurethane foams and their use in vehicles | Manfred Naujoks, Klaus Konig, Hans-Walter Illger, Gunter Baatz, Hansjurgen Rabe | 1994-02-15 |
| 5269887 | Process for the purification of bisphenols | Wolfgang Jakob, Dieter Freitag, Klaus Berg | 1993-12-14 |
| 5265148 | X-ray sheet film cassette | Walter Bauer, Ernst Widemann | 1993-11-23 |
| 5262448 | Process for the preparation of polyurea elastomers containing urethane groups | Andreas Ruckes, Hans-Joachim Meiners, Heinrich Boden | 1993-11-16 |
| 5238973 | Process for the preparation of polyurea elastomers containing urethane groups | Eduard Mayer, Hans-Joachim Meiners, Andreas Ruckes | 1993-08-24 |
| 5237046 | Process for stabilizing the molecular weight of linear or optionally branched polyarylene sulfides | Gabriel Denecker, Wolfgang Jakob, Wolfgang Arlt | 1993-08-17 |
| 5199029 | Circuit arrangement for establishing conference connections | Peter Hessler, Bernd Selbach | 1993-03-30 |
| 5191065 | Process for the preparation of tripeptides | Hans-Wolfram Flemming, Manfred Rukwied | 1993-03-02 |
| 5175249 | Process for the isolation and purification of polyarylene sulphides | Thomas Fischer, Wolfgang Arlt | 1992-12-29 |
| 5172393 | Circuit arrangement for channel-specific processing of a multi-channel input signal | Peter Hessler, Bernd Selbach, Michael Behrens | 1992-12-15 |
| 5169591 | Impact pad for a continuous caster tundish | Scott B. Newman | 1992-12-08 |
| 5164818 | Removable VLSI assembly | Arnold Blum, Frank Gerth, Manfred Perske | 1992-11-17 |
| 5153297 | Water-dispersible, electrolyte-stable polyetherester-modified polyurethane ionomers, a process for their production and their use in admixture with polymers containing perfluoroalkyl groups | Thomas Munzmay, Peter Nussbaum, Hans-Albert Ehlert | 1992-10-06 |
| 5145166 | Supply magazaine for X-ray sheet film stack in light-tight envelope | Karl Neudecker, Hans-Joachim Reuter, Johann Zanner | 1992-09-08 |
| 5139148 | Daylight-loading film sheet package | Dirk Peeters, Herman Cornelissen, Jozef Leonard Van Engeland, Geert J. Clauwaert, Luc E. Onghena +4 more | 1992-08-18 |
| 5138031 | Linear and branched poly-p-arylene sulfide substantially free from defect structures having plural absorption maxima | Ernst-Ulrich Dorf, Wolfgang Russeler, Gunther Weymans, Erich Meier | 1992-08-11 |
| 5130466 | Diisocyanate, a process for its production and its use | Klaus Konig, Peter Heitkamper, Josef Pedain | 1992-07-14 |
| 5086446 | X-ray sheet film cassette | Walter Bauer, Ernst Widemann | 1992-02-04 |
| 5078581 | Cascade compressor | Arnold Blum, Manfred Perske | 1992-01-07 |
| 5074177 | Machine tool with automatic workpiece clamping device | — | 1991-12-24 |
| 5071107 | Metallurgical tundish with filter | John Cain Blackwood | 1991-12-10 |
| 5064884 | Blends of polyarylene sulfides, epoxides, glass fibers, optionally anhydride-containing polymers and optionally other additives | Burkhard Kohler, Walter Uerdingen, Wolfgang Wehnert, Walter Schafer, Klaus Reinking | 1991-11-12 |
| 5055551 | Process for the production of high molecular weight, optionally branched polyarylene sulfides having reduced content of extractable oligomers | Wolfgang Arlt, Erhard Tresper, Wolfgang Russeler | 1991-10-08 |