Granted Patent
Utility
US 5,871,656 · App. 08/733,711
Construction and manufacturing process for drop on demand print heads with nozzle heaters
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Oct 17, 1996
Inventor
Kia Silverbrook
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.