Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5567918 | Method and apparatus for initiating a weighing operation | Beat Hartmann | 1996-10-22 |
| D290096 | Display for an electronic weighing scale | Arthur Baumann | 1987-06-02 |
| D290097 | Display for an electronic weighing scale | Arthur Baumann, Christian Liechti | 1987-06-02 |
| 4568612 | Magnetic recording media | August Lehner, Werner Balz, Werner Lenz, Helmut Kopke, Milan Velic +3 more | 1986-02-04 |
| 4357378 | Magnetic recording media | Guenter Vaeth, Werner Senkpiel, Hans-Joerg Hartmann, Roland Falk, Herbert Motz | 1982-11-02 |
| 4334034 | Process for the preparation of polymerizable polyurethane elastomers | August Lehner, Heinrich Hartmann, Guenter Heil, Werner Lenz, Ingolf Buethe | 1982-06-08 |
| 4328282 | Magnetic recording media | August Lehner, Heinrich Hartmann, Werner Balz, Albert Kohl | 1982-05-04 |
| 4320171 | Magnetic recording media containing elastomeric polyurethane binders in the magnetic coating | Herbert Motz, August Lehner, Heinrich Hartmann, Hans-Joerg Hartmann, Harald Frischmann +4 more | 1982-03-16 |
| 4310565 | Process of making a magnetic recording media | August Lehner, Heinrich Hartmann, Albert Kohl, Herbert Spoor, Karl Mahler +1 more | 1982-01-12 |