Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5776992 | Halogen-free, flame retardant rigid polyurethane foam | Horst Staendeke | 1998-07-07 |
| 4438730 | Process for the generation of steam | Gerhard Link, Reinhold Zapp, Helmut Bar, Herbert Mader | 1984-03-27 |
| 4430272 | Fluorine-containing alkylsulfobetaines, a process for their preparation and their use | Winfried Ehrl | 1984-02-07 |
| 4350206 | Fire extinguishing foam concentrate and its application | Bernd Hoffmann, Hans-Joachim Semmler | 1982-09-21 |