Granted Patent
Utility
US 5,950,327 · App. 08/676,546
Methods and apparatus for cleaning and drying wafers
Inventors:
Glenn E. Peterson, Eric Shurtliff
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Jul 8, 1996
Inventors
Glenn E. Peterson
Eric Shurtliff
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.