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| Number | Title | Issue Date |
| 7489396 | Spectrophotometric camera A spectrophotometric camera and method for measuring spectral energy in different wavelength bands at a plurality of locations are disclosed. The spectrophotometric camera comprises: a light source for sequentially producing light in different wavelength bands; an i... | 02/10/2009 |
| 7443508 | Spectrophotometric scanner A spectrophotometric scanner suitable for producing spectral reflectance images of surfaces of samples for a plurality of wavelength bands is disclosed. The spectrophotometric scanner comprises a scanner head for collecting spectral reflectance data, a positioning m... | 10/28/2008 |