Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6839958 | Apparatus for mounting semiconductor chips | Eugen Mannhart, Thomas M. Gunther, Felix Leu | 2005-01-11 |
| 5376781 | Method and a device for changing the optical characteristics of a display field on a carrier | — | 1994-12-27 |
| 5231462 | Optical spectrophotometer with wavelength modulation | — | 1993-07-27 |