Granted Patent
Utility
US 5,694,331 · App. 08/323,465
Method for expressing and restoring image data
Inventors:
Akio Yamamoto, Takahiko Kamae
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Oct 14, 1994
Inventors
Akio Yamamoto
Takahiko Kamae
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.