Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6271916 | Process and assembly for non-destructive surface inspections | Norbert Marxer, Hubert Altendorfer, George Kren | 2001-08-07 |
| 5565979 | Surface scanning apparatus and method using crossed-cylinder optical elements | — | 1996-10-15 |
| 5416594 | Surface scanner with thin film gauge | George Kren, Christopher F. Bevis | 1995-05-16 |
| 5189481 | Particle detector for rough surfaces | Peter C. Jann, Armand P. Neukermans | 1993-02-23 |
| 5083035 | Position location in surface scanning using interval timing between scan marks on test wafers | Jiri Pecen, Brian C. Leslie, George Kren | 1992-01-21 |
| 4746215 | Particle counter air inlet assembly | — | 1988-05-24 |