Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8635783 | Surface measurement instrument and method | Ivor McDonnell, Paul Scott | 2014-01-28 |
| 8543353 | Apparatus for and a method of determining surface characteristics | — | 2013-09-24 |
| 8489359 | Surface measurement instrument | Ivor McDonnell, Andrew Douglas Bankhead | 2013-07-16 |
| 8239163 | Apparatus for and a method of determining surface characteristics | — | 2012-08-07 |
| 8112246 | Apparatus for and a method of determining surface characteristics | — | 2012-02-07 |
| 7970579 | Apparatus for and a method of determining surface characteristics | — | 2011-06-28 |
| 7877227 | Surface measurement instrument | Ivor McDonnell, Andrew Douglas Bankhead | 2011-01-25 |
| 7755768 | Apparatus for and a method of determining a characteristic of a layer or layers | — | 2010-07-13 |
| 7697726 | Interferometer system for and a method of determining a surface characteristic by modifying surface height data using corresponding amplitude data | Andrew Douglas Bankhead | 2010-04-13 |
| 5517307 | Probe measurement apparatus using a curved grating displacement interferometer | Ian Buehring | 1996-05-14 |
| 5488476 | Apparatus and method using optical diffraction to measure surface roughness | Ian Law Bell, Ian Buehring, Jennifer Harding | 1996-01-30 |
| 4940895 | Imaging apparatus | — | 1990-07-10 |