Granted Patent
Utility
US 5,221,947 · App. 07/839,172
Internally heated roller assembly for toner image fixing apparatus
Inventors:
Sylvain L. Ndebi, Socrates Hryhorenko
Patented Case
View Patent ↗
Granted: Jun 22, 1993
Filed: Feb 20, 1992
Inventors
Sylvain L. Ndebi
Socrates Hryhorenko
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.