Granted Patent
Utility
US 5,719,639 · App. 08/619,887
Method and apparatus for changing specified color in a color image
Inventor:
Atsushi Imamura
Patented Case
View Patent ↗
Granted: Feb 17, 1998
Filed: Mar 20, 1996
Inventor
Atsushi Imamura
Assignee (at issue)
DAINIPPON SCREEN MFG. CO., LTD.
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.