Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8864837 | Screw-in element having changing thread profile and method for its production | — | 2014-10-21 |
| 8206454 | Self-cutting screw-in element | — | 2012-06-26 |
| 7942086 | Hobble turning method and preferred applications for said method | — | 2011-05-17 |
| 6227082 | Process and device for manufacturing workpieces with non-circular inner or outer contours as well as eccentrically positioned round boreholes and/or journals | Hans Ley, Wolfgang Westerteicher | 2001-05-08 |
| 5997578 | Process for the production of a thread having a variably modifiable thread profile and preferred application of the process | — | 1999-12-07 |
| 5694819 | Method and device for form cutting and form turning | — | 1997-12-09 |
| 5085790 | Phase change materials and use thereof | — | 1992-02-04 |
| 4972901 | Latent heat storage means adapted to store heat from the radiator of a motor vehicle | — | 1990-11-27 |
| 4950002 | Screw seal | — | 1990-08-21 |
| 4795580 | Latent heat storage material and use thereof | — | 1989-01-03 |
| 4694902 | Procedure and device for determining the jamming point of a pipe line in a drill hole | — | 1987-09-22 |