Granted Patent
Utility
US 6,404,845 · App. 09/851,345
Aerostatic rotor bearing
Inventors:
Ronald B. Sharpless, William C. Brunnett
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: May 9, 2001
Inventors
Ronald B. Sharpless
William C. Brunnett
Assignee (at issue)
Philips Medical Systems (Cleveland), Inc.
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.