Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7031027 | Method and apparatus for setting the idle distance of an engraving stylus from the cylinder surface of a rotogravure printing cylinder | Michael Biewer | 2006-04-18 |
| 6877423 | Method to produce a printing form for rotogravure, printing form for rotogravure and their use | Maximilian Rid | 2005-04-12 |
| 6741369 | Method for the operating an engraving member | — | 2004-05-25 |
| 5597609 | Process and apparatus for the continuous or semi-continuous coating of eyeglass lenses | Michael Fliedner | 1997-01-28 |
| 5286360 | Apparatus for coating a substrate, especially with electrically nonconductive coatings | Joachim Szczyrbowski, Goetz Teschner | 1994-02-15 |
| 5266117 | Apparatus for the evaporative coating of substrates | Anton Pawlakowitsch, Reiner Kukla | 1993-11-30 |
| 5102523 | Arrangement for the production of a plasma | Barbara Beichler, Michael Geisler, Stefan Reineck | 1992-04-07 |
| 4549067 | Method for checking printing form surfaces engraved by means of an electron beam | Wolfgang Boppel | 1985-10-22 |
| 4546232 | Method for the topically precise subsequent engraving of printing cylinders | Wolfgang Boppel | 1985-10-08 |
| 4500791 | High stability electron beam generator for processing material | — | 1985-02-19 |
| 4471205 | Electron beam engraving method and device for execution | — | 1984-09-11 |
| 4467205 | Highly-steady beam generating for charged particles | Wolfgang Boppel | 1984-08-21 |
| 4393295 | Apparatus and method for engraving with an electron beam | Wolfgang Boppel, Dieter Grieger | 1983-07-12 |
| 4317982 | Orifice for coupling an electron beam gun to print form cylinders | Heinz Taudt, Dieter Grieger | 1982-03-02 |
| 4245159 | Quick-acting electron-optical lenses | — | 1981-01-13 |