Lighting and shadowing methods and arrangements for use in computer graphic simulations | Patent Number 07061488
US 07061488 B2Filled DateDec 6, 2001
Priority DateMar 12, 1999
Publication DateJun 6, 2002
Expiration DateJun 13, 2018
Inventor/ApplicantsMark R. Randel
Mark R. Randel
Mark R. Randel
ExaminesVO, CLIFF N
Art Unit2628
Technology Center2600
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