Granted Patent
Utility
US 6,807,296 · App. 09/924,454
Color conversion method and apparatus for chromakey processing
Inventor:
Yasushi Mishima
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Aug 9, 2001
Inventor
Yasushi Mishima
Assignee (at issue)
IMAGICA Corp.
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.