Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7075323 | Large substrate test system | Shinichi Kurita, Wendell T. Blonigan, Edgar Kehrberg | 2006-07-11 |
| 6845856 | Release mechanism with a device for compensating for inaccuracies in a friction clutch of a motor vehicle | Herbert Voit | 2005-01-25 |
| 6730906 | Method and apparatus for testing a substrate | Ralf Schmid | 2004-05-04 |
| 6465795 | Charge neutralization of electron beam systems | Juan R. Madonado, Lee H. Veneklasen, Ralf Schmid | 2002-10-15 |
| 5834773 | Method and apparatus for testing the function of microstructure elements | Hans-Peter Feuerbaum, Jürgen Frosien | 1998-11-10 |
| 5414374 | Method for particle beam testing of substrates for liquid crystal displays (LCD) | Reinhold Schmitt | 1995-05-09 |
| 5373233 | Method for the recognition of testing errors in the test of microwirings | Ralf Schmid | 1994-12-13 |
| 5371459 | Method for particle beam testing of substrates for liquid crystal displays using parasitic currents | Reinhold Schmitt | 1994-12-06 |
| 5268638 | "Method for particle beam testing of substrates for liquid crystal displays ""LCD""" | Reinhold Schmitt | 1993-12-07 |
| 5258706 | Method for the recognition of testing errors in the test of microwirings | Ralf Schmid | 1993-11-02 |
| 5190672 | Method for thermal disposal of sewage sludge | Hubert Coenen, Helmut Hubert, Friedhelm Bultmann | 1993-03-02 |
| 5045783 | Method for testing a printed circuit board with a particle probe | Hermann Wessely | 1991-09-03 |
| 4985681 | Particle beam measuring method for non-contact testing of interconnect networks | Juergen Frosien, Reinhold Schmitt, Burkhard Lischke | 1991-01-15 |
| 4983833 | Device for the detecting of charged secondary particles | Ralf Schmid, Michael Regula | 1991-01-08 |
| 4954705 | Method for examining a specimen in a particle beam instrument | Burkhard Lischke | 1990-09-04 |
| 4841242 | Method for testing conductor networks | — | 1989-06-20 |
| 4831267 | Detector for charged particles | — | 1989-05-16 |
| 4748407 | Method and apparatus for measuring time dependent signals with a particle probe | Reinhold Schmitt, Dieter Winkler | 1988-05-31 |