Granted Patent
Utility
US 5,467,191 · App. 08/246,522
Sample point interferometer for measuring changes in figure of a primary mirror and primary-secondary mirror spacing
Inventor:
Stanley J. Kishner
Patented Case
View Patent ↗
Granted: Nov 14, 1995
Filed: May 20, 1994
Inventor
Stanley J. Kishner
Assignee (at issue)
Hughes Aircraft Company
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.