Granted Patent
Utility
US 6,717,698 · App. 09/496,635
Tone scale processing based on image modulation activity
Inventor:
Hsien-Che Lee
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Feb 2, 2000
Inventor
Hsien-Che Lee
Assignee (at issue)
EASTMAN KODAK COMPANY
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.