Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637952 | High-current cathode for picture tubes including a grid 3-electrode having a diaphragm with reduced apertures | — | 1997-06-10 |
| 5256937 | Flat panel fluorescent screen display tube | Gotthold Bubeck, Stefan Speh | 1993-10-26 |
| 5225240 | Method of printing the pattern carrier of a display | Michael Reichelt | 1993-07-06 |
| 5094642 | Method of manufacturing a control subassembly for flat display devices | Michael Reichelt | 1992-03-10 |
| 5069733 | Method of manufacturing the luminescent screen of a display device | Eberhard Nill | 1991-12-03 |
| 4928041 | Flat display device | Uwe Mayer | 1990-05-22 |
| 4896080 | Flat picture-reproducing device | Uwe Mayer | 1990-01-23 |
| 4864189 | Control plate for display devices | — | 1989-09-05 |
| 4838651 | Projection tube having an insulating layer of magnesium oxide and a high transmission metal grating | Jurgen Pottharst | 1989-06-13 |
| 4794306 | Flat picture-reproducing device | Harald Rose, Rainer Spehr, Gerald Schonecker | 1988-12-27 |
| 4776271 | Silk-screen printing method using predistorted second screen | Michael Schlipf, Klaus-Peter Voigt | 1988-10-11 |
| 4745332 | Control plate for picture-reproducing devices | — | 1988-05-17 |
| 4720657 | Implosion protection for shallow image display device having front screen with rearwardly projecting walls | — | 1988-01-19 |
| 4708678 | Adjustment apparatus for video display device and method therefor | Michael Schlipf, P. Dieter Lesiak, Rolf Wengert | 1987-11-24 |
| 4709272 | Implosion protection for video reproducing device | — | 1987-11-24 |
| 4588921 | Vacuum-fluorescent display matrix and method of operating same | — | 1986-05-13 |
| 4505685 | Method of manufacturing display structures | Klaus-Peter Voigt, Rolf Zondler | 1985-03-19 |
| 4384764 | Viewing angle control for liquid-cell display device | Fritz Troster, Klaus-Peter Voigt, Rolf Zondler | 1983-05-24 |
| 4316931 | Planar textile structure with improved heat retention | Bohuslav Tecl, Walter Fottinger | 1982-02-23 |