Granted Patent
Utility
US 6,502,921 · App. 09/778,443
Ink jet head having a plurality of units and its manufacturing method
Inventors:
Torahiko Kanda, Kenichi Ohno, Yasuhiro Otsuka
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Feb 7, 2001
Inventors
Torahiko Kanda
Kenichi Ohno
Yasuhiro Otsuka
Assignee (at issue)
FUJI XEROX CO., LTD.
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.