Inventor
HEMPEL BRUCE C
US8 patents
Patents
8 patentsUS4866637ASep 12, 1989
Pipelined lighting model processing system for a graphics workstation's shading function
IBM211 citations98
US5430841AJul 4, 1995
Context management in a graphics system
IBM91 citations95
US5012433AApr 30, 1991
Multistage clipping method
IBM62 citations95
US5027291AJun 25, 1991
Application exit for potentially pickable primitives in a graphics system
IBM25 citations92
US4821209AApr 11, 1989
Data transformation and clipping in a graphics display system
IBM45 citations92
US4805117AFeb 14, 1989
Method for controlling concatenation of transformation matrices in a graphics display system
IBM32 citations90
US4847605AJul 11, 1989
Picking in a graphics system
IBM45 citations87
US4870599ASep 26, 1989
Traversal method for a graphics display system
IBM13 citations73