Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4735830 | Glass primer | Hans Hoffman, Hans-Peter Kohlstadt | 1988-04-05 |
| 4670057 | Glass primer | Hans-Josef Hoffmann, Hans-Peter Kohlstadt | 1987-06-02 |
| 4569961 | Polyurethane lacquers containing nitroso-aromatics | Hartmut Lippert | 1986-02-11 |
| 4535121 | Flocking adhesive for flexible substrates | Hans-Josef Hoffmann, Hartmut Lippert | 1985-08-13 |
| 4255549 | Process for preparing organosilazanes | Peter Christophliemk, Guenther Tischbirek | 1981-03-10 |