Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7119893 | Determination of center of focus by parameter variability analysis | Christopher J. Raymond | 2006-10-10 |
| 7110099 | Determination of center of focus by cross-section analysis | Christopher J. Raymond | 2006-09-19 |
| 6606152 | Determination of center of focus by diffraction signature analysis | Christopher J. Raymond | 2003-08-12 |
| 6429930 | Determination of center of focus by diffraction signature analysis | Christopher J. Raymond | 2002-08-06 |