Granted Patent
Utility
US 5,036,337 · App. 07/542,490
Thermal ink jet printhead with droplet volume control
Inventor:
Ivan Rezanka
Patented Case
View Patent ↗
Granted: Jul 30, 1991
Filed: Jun 22, 1990
Inventor
Ivan Rezanka
Assignee (at issue)
Xerox Corporation
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.