Granted Patent
Utility
US 6,568,666 · App. 09/881,397
Method for providing high vertical damping to pneumatic isolators during large amplitude disturbances of isolated payload
Inventor:
Worthington B. Houghton, Jr.
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Jun 13, 2001
Inventor
Worthington B. Houghton, Jr.
Assignee (at issue)
NEWPORT 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.