Granted Patent
Utility
US 6,508,540 · App. 09/692,590
Fringe field electrode array for simultaneous paper tacking and field assist
Inventors:
Meng H. Lean, Vittorio Castelli
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Oct 20, 2000
Inventors
Meng H. Lean
Vittorio Castelli
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.