Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019935 | Method for injection molding of molded parts of thermoplastic material | Helmut Eckardt, Jurgen Ehritt, Klaus Lusebrink | 2000-02-01 |
| 5895667 | Device for injection molding articles of plastics material which contain hollow spaces | Helmut Eckardt, Jurgen Ehritt | 1999-04-20 |
| 5645866 | Pressure controlling and/or regulating device for a fluid medium, in particular air or gas | Helmut Eckardt, Johann Holzschuh, Jurgen Ehritt, Rolf Schwesinger | 1997-07-08 |
| 5466141 | Device for injection molding articles of plastics material which contain hollow spaces | Helmut Eckardt, Jurgen Ehritt | 1995-11-14 |
| 5106283 | Apparatus for injection molding plastic material | Roland Sauer, Johann Holzschuh, Helmut Echkardt | 1992-04-21 |