Granted Patent
Utility
US 6,540,333 · App. 10/050,835
Dynamic memory based firing cell for thermal ink jet printhead
Inventors:
James P. Axtell, Trudy Benjamin
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Jan 15, 2002
Inventors
James P. Axtell
Trudy Benjamin
Assignee (at issue)
Hewlett-Packard Development 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.