Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7530275 | Pressure sensor set in an opening of a wall | Rainer Wunderlich | 2009-05-12 |
| 6153002 | Ceramic material for fillings and/or dental prostheses and method for the manufacture of the same | Hans-Werner Gundlach | 2000-11-28 |
| 6110851 | Process for producing a ceramic material based on calcium phosphate compounds and use of this material | — | 2000-08-29 |
| 6010684 | Remineralising composition | — | 2000-01-04 |
| 5776233 | Process for preparing a ceramic material for use in dental fillings and dental crowns | Hans Georg Klinger | 1998-07-07 |
| 5770315 | Process for the aftertreatment of aluminum materials, substrates of such materials, and their use for offset printing plates | — | 1998-06-23 |
| 5556531 | Process for the aftertreatment of aluminum materials substrates of such materials and their use for offset printing plates | — | 1996-09-17 |
| 5228753 | Process for producing bristle materials | Horst Klein, Hans Georg Klinger | 1993-07-20 |
| 5151342 | Multilayer recording medium for optical information | — | 1992-09-29 |
| 4818653 | Electrophotographic recording material with mopomeril alleptor additive | Michael Drexler, Juergen Fuerderer | 1989-04-04 |
| 4762760 | Electrophotographic recording material comprising a pyrazoline derivative | Michael Drexler, Juergen Fuerderer | 1988-08-09 |
| 4725520 | Electrophotographic recording material | Hans-Matthias Deger, Dieter Guenther | 1988-02-16 |
| 4714666 | Perylene tetracarboxylic acid imide pigments in an electrophotographic recording material | Ernst Spietschka, Helmut Troester | 1987-12-22 |
| 4666812 | Electrophotographic material with pyrimido-pyridobenzimidazole compound | Dieter Guenther | 1987-05-19 |
| 4650737 | Electrophotographic recording material containing benzimidazole derivative | — | 1987-03-17 |
| 4530892 | Electrophotographic recording material for printing forms | — | 1985-07-23 |
| 4472491 | Electrophotographic recording material having protective layer and process for the production thereof | — | 1984-09-18 |
| 4390609 | Electrophotographic recording material with abrasion resistant overcoat | — | 1983-06-28 |
| 4315981 | Organic double layer electrophotographic recording material | — | 1982-02-16 |
| 4224395 | Electrophotographic recording material with cellulose acyl ester binder | — | 1980-09-23 |
| 4220697 | Electrophotographic recording material | — | 1980-09-02 |