Granted Patent
Utility
US 4,734,722 · App. 06/812,210
Ion generator structure
Inventors:
Anjrzej Maczuszenko, Paul E. Plasschaert, Ross L. Mair
Patented Case
View Patent ↗
Granted: Mar 29, 1988
Filed: Dec 23, 1985
Inventors
Anjrzej Maczuszenko
Paul E. Plasschaert
Ross L. Mair
Assignee (at issue)
Delphax Systems
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.