Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485665 | Method for producing polyurethane elastomer fibers and fibers produced according to this method | Frank Hermanutz, Oliver Oess, Wilhelm Oppermann | 2002-11-26 |
| 6458866 | Polyurethane elastomers, method of producing them and their use | Wilhelm Oppermann, Frank Hermanutz, Michael Schweizer, Oliver Oess | 2002-10-01 |
| 5803338 | Fastener driving tool for locating a pre-existing hole in a first workpiece and driving a fastener therethrough into a second workpiece | Edward H. Singer, Charles J. Moorman | 1998-09-08 |
| 5782935 | Process for coloring polytrimethylene terephthalate fibres and use of the fibres colored by this process | Gilbert Kühl, Hermann Piana, Hansjorg Traub, Heinz Herlinger | 1998-07-21 |
| 4478293 | Hammer drill or chipping hammer | Walter Weilenmann, Nikolaus Frick | 1984-10-23 |