Granted Patent
Utility
US 5,420,621 · App. 08/056,036
Double star wheel for post-printing media control in inkjet printing
Inventors:
Brent W. Richtsmeier, Todd L. Russell, Stephen B. Witte
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Apr 30, 1993
Inventors
Brent W. Richtsmeier
Todd L. Russell
Stephen B. Witte
Assignee (at issue)
Hewlett-Packard 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.