Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488884 | Process and apparatus for producing hollow bodies from thermoplastic material | Erich Kiefer, Karsten Friedrichs, Dieter Hess, Peter Klusener, Ulrich Naumann | 2002-12-03 |
| 5534218 | Process for the production of a hollow body of thermoplastic material | Alfred Jira | 1996-07-09 |
| 5143681 | Extrusion blow molding of multilayer hollow bodies with layer disturbances limited to flash | Otto Eiselen, Karsten Friedrichs, Erich Kiefer, Peter Klusener | 1992-09-01 |
| 5141698 | Extrusion blow molding of multilayer hollow bodies with layer disturbances limited to flash | Otto Eiselen, Karsten Friedrichs, Erich Kiefer, Peter Klusener | 1992-08-25 |
| 5110519 | Process for minimizing disturbance of multi-layer laminate material in extrusion of multi-layer preforms for blow molding of hollow bodies | Otto Eiselen, Karsten Friedrichs, Dieter Hess, Erich Kiefer, Peter Klusener | 1992-05-05 |
| 5014873 | Barrel of thermoplastic material | Werner Clemens, Otto Eiselen, Erich Kiefer, Peter Klusener, Peter Teichmann +1 more | 1991-05-14 |
| 4874649 | Process for producing hollow bodies of thermoplastic material | Alfred Jira | 1989-10-17 |
| 4474716 | Controlling an extrusion blowing process | Dieter Hess | 1984-10-02 |
| 4382761 | Controlling an extrusion blowing process | Dieter Hess | 1983-05-10 |
| 4338071 | Apparatus for the manufacture of hollow bodies from a thermoplastic by the blow-moulding process | Alfred Thomas | 1982-07-06 |