Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435201 | Non-return valve | — | 2002-08-20 |
| 5762973 | Hydraulic operating system for plastics processing machines, especially for injection molding machines | — | 1998-06-09 |
| 5645866 | Pressure controlling and/or regulating device for a fluid medium, in particular air or gas | Helmut Eckardt, Jurgen Ehritt, Michael Renger, Rolf Schwesinger | 1997-07-08 |
| 5580585 | Hydraulic operational system for an injection molding machine | — | 1996-12-03 |
| 5368463 | Closing unit for an injection molding machine | Ralf KASSNER, Stanislaus Kandula | 1994-11-29 |
| 5338174 | Displacement and/or actuating force drive device for an injection molding machine | Manfred Miese | 1994-08-16 |
| 5106283 | Apparatus for injection molding plastic material | Roland Sauer, Helmut Echkardt, Michael Renger | 1992-04-21 |
| 5078586 | Arrangement for securing a die to a die holder | — | 1992-01-07 |
| 4786244 | Coupling device | — | 1988-11-22 |
| 4588365 | Injection molding assembly | — | 1986-05-13 |
| 4201533 | Mold closing and locking device | — | 1980-05-06 |