Computer graphics processing and selective visual display system – Computer graphics processing – Three-dimension
Reexamination Certificate
2011-07-19
2011-07-19
Mengistu, Amare (Department: 2629)
Computer graphics processing and selective visual display system
Computer graphics processing
Three-dimension
C345S420000
Reexamination Certificate
active
07982731
ABSTRACT:
In a method of processing a digitized workpiece (1), especially a three-dimensional model of a dental prosthetic item to be produced therefrom, by altering the surface data of the workpiece by means of a tool which acts on a local zone of action (3) on the surface (2), a change in height of said surface (2) is effected in said zone of action (3) of said tool when the tool is applied to said surface, the said zone of action of said tool covering a modified region (5) showing a substantially constant change in height (t) over the zone of action (3) and also a transition region (4), in which the surface of the modified region (5) merges into the surface surrounding said zone of action (3).
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Orth Ulrich
Wedler Volker
Fitzpatrick ,Cella, Harper & Scinto
Guertin Aaron M
Mengistu Amare
Sirona Dental Systems GmbH
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