Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8870628 | Device for clamping an optical workpiece, particularly spectacle lens, blocked on a block piece for processing and/or coating thereof | Holger Schäfer, Edward McPherson, Marc Savoie | 2014-10-28 |
| 5853461 | Prevention of electrostatic charging of pneumatic tires | — | 1998-12-29 |
| 5618336 | External release agent | — | 1997-04-08 |
| 5466742 | Aqueous outside release agent comprising diatomaceous earth and pyrogenic hydrophobic silica for molding and vulcanizing tires and other rubber articles | Karl-Heinrich Schuhmacher | 1995-11-14 |
| 5464586 | Aqueous slip and mold-release agent and process for the molding and vulcanization of tires and other rubber articles | — | 1995-11-07 |
| 4863650 | Process for molding and vulcanizing tires and other rubber articles | Winfried Kohler, Wolfgang Fischer | 1989-09-05 |
| 4822579 | Device for the deacidification of water | — | 1989-04-18 |
| 4453683 | Magnetic tape cassette arrangements | Karl-Juergen Reimer, Dietmar Pfefferkorn, Eberhard Koester, Norbert Kreimes, Wilhelmus Andriessen +1 more | 1984-06-12 |
| 4347091 | Apparatus for the production of jackets for recording disks | Karl P. Hauck, Hubert Fehrenbach, Dieter Mayer, Kurt Zwintzscher | 1982-08-31 |