Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334097 | Process for the preparation of N-.alpha.-alkoxyalkyl-carboxamides, and some representatives of this class of compounds and secondary products obtained therefrom | — | 1982-06-08 |
| 4332883 | Method for the manufacture of highly heat-resistant relief structures | Hellmut Ahne, Eberhard Kuhn, Roland Rubner | 1982-06-01 |
| 4322271 | Process for the preparation of N-vinyl-N-alkyl-carboxylic acid amides | Harald Jensen, Michael Mitzlaff, Jurgen Cramer, Rudolf Pistorius, Hartmut Pietsch +1 more | 1982-03-30 |
| 4311785 | Method for the preparation of highly heat-resistant relief structures and the use thereof | Hellmut Ahne, Eberhard Kuhn, Roland Rubner | 1982-01-19 |
| 4220760 | Diamino-1,3,5-triazinylstilbene compounds and process for preparing same | Rudiger Erckel, Helmut Eckes, Gu Rosch | 1980-09-02 |