Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342582 | Apparatus for reprocessing special waste | Juergen Lingnau, Horst Weiler | 1994-08-30 |
| 5326800 | Use of salts in combination with halogenated phthalimides for flameproof finishing of glass fibre-containing polycarbonate moulded members | Jurgen Kirsch, Richard Weider, Hugo Obermann, Dieter Freitag, Karsten-Josef Idel | 1994-07-05 |
| 5308558 | Process for foaming thermoplastic polycarbonates | Edwin Woldenberg, Klaus Kircher, Johann Piontek, Burkhard Kohler, Wolfgang Ebert | 1994-05-03 |
| 5256702 | Method of foaming thermoplastic polycarbonate | Ernst Grigat, Wolfgang Ebert, Burkhard Kohler, Wolfgang Beer, Ralf Dujardin | 1993-10-26 |
| 5234982 | Ternary mixtures | Klaus Kircher, Helmut-Martin Meier, Helmut Pilzecker | 1993-08-10 |
| 5223548 | Method of foaming thermoplastic polycarbonate | Ernst Grigat, Wolfgang Ebert, Burkhard Kohler, Wolfgang Beer, Ralf Dujardin | 1993-06-29 |
| 5202374 | Ternary mixtures | Klaus Kircher | 1993-04-13 |
| 5158985 | Polycarbonate foam articles | Burkhard Kohler, Wolfgang Ebert, Klaus Kircher, Johann Piontek | 1992-10-27 |
| 5132331 | Polycarbonate foams | Burkhart Kohler, Klaus Kircher, Ulrich Grigo, Wolfgang Ebert, Charles E. Lundy | 1992-07-21 |
| 5068311 | High molecular weight (co)polyamide from diamino-alcohol | Hans-Detlef Heinz, Peter Muller, Ralf Dujardin | 1991-11-26 |
| 5014058 | Method and arrangement for evaluating a measurable analog electrical quantity | — | 1991-05-07 |
| 4727014 | Process for the production of a standard calibration and test element, and a standard calibration and test element produced by the process | Georg Sader, Hans-Joachim Schulz, Michael Roethe | 1988-02-23 |
| 4618818 | Evaluation circuits for passive measurement-variable pickups | — | 1986-10-21 |
| 4530747 | Photopolymerizable mixture and photopolymerizable copying material prepared therewith | Reinhard Donges | 1985-07-23 |
| 4502339 | Thermal pulse emitter or detector element | — | 1985-03-05 |
| 4465758 | 1,3-Diaza-9-thia-anthracene-2,4-diones and photopolymerizable mixtures containing same | Rainer Wingen, Walter Lutz | 1984-08-14 |
| 4464457 | 10-Phenyl-1,3,9-triazaanthracenes and photopolymerizable mixture containing same | Dieter Bosse, Rainer Wingen, Walter Lutz | 1984-08-07 |
| 4464419 | Process for a low back-action, quasi-hermetic covering of susceptible physical structures | — | 1984-08-07 |
| 4458006 | Photopolymerizable mixture and photopolymerizable copying material prepared therewith | Reinhard Donges | 1984-07-03 |
| 4447510 | Process for producing relief copies in light hardenable materials with ultrasonic treatment | Werner Frass | 1984-05-08 |
| 4327170 | Photopolymerizable unsaturated polyesters and copying material prepared therewith | Jurgen Sander | 1982-04-27 |
| 4322491 | Mixture which is polymerizable by radiation, and radiation-sensitive copying material prepared therewith | Jurgen Sander | 1982-03-30 |
| 4304841 | Photopolymerizable mixture and photopolymerizable copying material produced therewith | Kurt Klupfel | 1981-12-08 |