Granted Patent
Utility
US 5,748,770 · App. 08/441,000
System and method for color recovery using discrete cosine transforms
Inventors:
Ibrahim Hajjahmad, Michael L. Reisch, F. Richard Soini, Munib Wober
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: May 15, 1995
Inventors
Ibrahim Hajjahmad
Michael L. Reisch
F. Richard Soini
Munib Wober
Assignee (at issue)
Polaroid Corporation
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.