Granted Patent
Utility
US 6,356,091 · App. 09/196,261
Automatic wafer mapping in a wet environment on a wafer cleaner
Inventors:
Jack F. Nimtz, Toby Jordan, Robert F. Allen
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Nov 19, 1998
Inventors
Jack F. Nimtz
Toby Jordan
Robert F. Allen
Assignee (at issue)
SpeedFam-IPEC 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.