Granted Patent
Utility
US 6,266,147 · App. 09/419,703
Phase-shifting point diffraction interferometer phase grating designs
Inventor:
Patrick P. Naulleau
Patented Case
View Patent ↗
Granted: Jul 24, 2001
Filed: Oct 14, 1999
Inventor
Patrick P. Naulleau
Assignee (at issue)
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
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.