Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869965 | Process for the production of a magnetic recording medium | Johannes Gerum, Walter Meckel | 1989-09-26 |
| 4687709 | Magnetic recording carrier containing radiation hardenable dispersing agents | Hermann Brinkmeyer, Gerhard Hubler, Hermann Perrey, Burkhard Nippe | 1987-08-18 |
| 4477531 | Magnetic storage medium | Robert Kohler, Burkhard Nippe, Karlchristian Schilffarth, Walter Meckel, Bernd Quiring | 1984-10-16 |
| 4465608 | Process for the production of magnetic dispersions containing binders | Johannes Gerum, Burkhard Nippe, Robert Kohler | 1984-08-14 |
| 4404253 | Magnetic recording medium | Robert Kohler, Karlchristian Schilffarth, Burkhard Nippe | 1983-09-13 |
| 4323621 | Magnetic recording medium | Burkhard Nippe, Bernhard Seidel | 1982-04-06 |