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METHODS FOR DETERMINING OPTICAL CHARACTERISTICS OF A DENTAL OBJECT USING A VIDEO CAMERA AND A COLOR CALIBRATION STANDARD

09/91,170 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed June 8, 1998
Examiner JOHN J WILSON
Class 433
Art Group 3732
Patent No. 6,254,385
Case Type Utility - 433/026000
Status Patented Case
Parent PCT/US97/00129 -
Child 09/865,801 Patented
Child 11/510,494 Patented
Child 09/113,650 Patented
Child 09/113,656 Patented
Child 13/612,123 Patented
Last Updated: 2 years, 7 months ago
Date # Transaction