Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6286197 | Oil burner drive coupling removal tool | Nikolay Polkhovskiy | 2001-09-11 |
| 5449483 | Method and apparatus for making a tire mold | Paul T. Hardy, Veronique Moris-Herbeuval, Werner Hillman, Norbert Majerus, Douglas Edward Pryor +3 more | 1995-09-12 |
| 4957676 | Detachment of tires from molds | — | 1990-09-18 |
| 4715577 | Apparatus for injection molding tire treads | Norbert Majerus | 1987-12-29 |
| 4604256 | Process and apparatus for injection molding tire treads | Norbert Majerus | 1986-08-05 |
| 4316710 | Duplex extruder head | — | 1982-02-23 |