Granted Patent
Utility
US 6,536,878 · App. 09/880,543
Ink jet drop generator and ink composition printing system for producing low ink drop weight with high frequency operation
Inventors:
Vladek Kasperchik, Kenneth W. Peterson, Todd A. Cleland, Robert C. Maze
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Jun 12, 2001
Inventors
Vladek Kasperchik
Kenneth W. Peterson
Todd A. Cleland
Robert C. Maze
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.