Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4980536 | Removal of particles from solid-state surfaces by laser bombardment | Karl Asch, Klaus Meissner, Werner Zapka | 1990-12-25 |
| 4855197 | Mask for ion, electron or X-ray lithography and method of making it | Werner Zapka, Jurgen Kempf, Karl Asch | 1989-08-08 |
| 4522893 | Contact device for releasably connecting electrical components | Harald Bohlen, Gerhard Kaus, Johann Greschner, Werner Kulcke | 1985-06-11 |