Granted Patent
Utility
US 6,498,615 · App. 08/918,474
Ink printing with variable drop volume separation
Inventors:
James M. Chwalek, John A. Lebens
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Aug 26, 1997
Inventors
James M. Chwalek
John A. Lebens
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.