Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9404858 | Method and apparatus for determination of surface properties of coatings by determining contrast of an evaluated image | Peter Schwarz | 2016-08-02 |
| 8928886 | Surface measuring device having two measuring units | — | 2015-01-06 |
| 8260004 | Method and apparatus for the quantitative determination of surface properties | — | 2012-09-04 |
| 7973932 | Apparatus for determining optical surface properties of workpieces | — | 2011-07-05 |
| 7834991 | Determining surface properties with angle offset correction | Peter Schwarz | 2010-11-16 |
| 7633612 | Apparatus and method for determining surface properties | Peter Schwarz | 2009-12-15 |
| 7630516 | Method and device for characterizing surfaces | — | 2009-12-08 |
| 7567348 | Method and apparatus for the evaluation of the local servers properties of surfaces | Uwe Sperling | 2009-07-28 |
| 7566894 | Device and method for the quantified evaluation of surface characteristics | — | 2009-07-28 |
| 7525648 | Apparatus for the examination of the properties of optical surfaces | Uwe Sperling | 2009-04-28 |
| 7468800 | Method and apparatus for determining surface properties | Peter Schwarz, Gerhard Hentschel | 2008-12-23 |
| 7177032 | Device and method for determining the properties of surfaces | — | 2007-02-13 |
| 5923434 | Surface quality and color measuring device | — | 1999-07-13 |
| 5815279 | Method and device for optically characterizing a surface | — | 1998-09-29 |
| 5760890 | Device for measuring optical characteristic quantities of transparent materials | Peter Schwarz, Ralf Zellner | 1998-06-02 |
| 5596412 | Process and device for the quantified assessment of the physiological impression of reflective surfaces | — | 1997-01-21 |
| 5144773 | Honing or grinding tool and measuring device for measuring wear | Gerhard Flores, Helmut Reisser | 1992-09-08 |