Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10241415 | Light source arrangement for a photolithography exposure system and photolithography exposure system | — | 2019-03-26 |
| 9864277 | Method for regulating a light source of a photolithography exposure system and exposure assembly for a photolithography device | — | 2018-01-09 |
| 5867460 | Apparatus for laser beam exposure of a substrate disc | Bernd Hensel, Friedrich Hofmann, Hermann Koop, Eberhard Feick, Franz Richter | 1999-02-02 |
| 5701607 | Overlay for cap bill or visor | — | 1997-12-30 |
| 5172190 | Alignment patterns for two objects to be aligned relative to each other | — | 1992-12-15 |
| 4834499 | Optical device for forming crossed linear image elements | — | 1989-05-30 |
| 4457821 | Cathodic protection apparatus for well coated metal vessels having a gross bare area | Leon P. Sudrabin | 1984-07-03 |