Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 7, 2013
Patent Application Number
12763656
Date Filed
April 20, 2010
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method involving filters of an extracted plane from a digital image of an area of skin to obtain a first ripple image and a second roughness image, from which appropriate computation devices are used to calculate different types of gray levels to characterize a pigment spot, notably with regard to the uniformity or disparity of the spot. A method measures the effectiveness of a cutaneous pigment spot treatment by an active pigmenting or depigmenting agent.
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