Granted Patent
Utility
US 6,462,786 · App. 09/212,141
Method and apparatus for blending image input layers
Inventors:
David Glen, Michael Frank, Ed Callway
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Dec 15, 1998
Inventors
David Glen
Michael Frank
Ed Callway
Assignee (at issue)
ATI International SRL
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.