Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9728940 | Method for surface treating a substrate and device for carrying out the method | — | 2017-08-08 |
| 5439548 | Apparatus for and method of restoring a damaged coating of a drum | — | 1995-08-08 |
| 4946568 | Method of an arrangement for corona treatment | Horst Berger, Otto Berger, Fritz Gumpert | 1990-08-07 |
| 4841409 | Method of manufacturing a corona discharge electrode and a corona discharge electrode produced by the method | — | 1989-06-20 |
| 4467200 | Device for the surface treatment of thermoplastic moldings by corona discharge | Egon Freytag, Lothar Hirschinger, Klaus Ebner | 1984-08-21 |