Granted Patent
Utility
US 4,710,822 · App. 06/899,751
Image processing method
Inventor:
Masahiko Matsunawa
Patented Case
View Patent ↗
Granted: Dec 1, 1987
Filed: Aug 21, 1986
Inventor
Masahiko Matsunawa
Assignee (at issue)
Konishiroku Photo Industry 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.