Granted Patent
Utility
US 6,195,169 · App. 09/176,695
Phase-shifting point diffraction interferometer grating designs
Inventors:
Patrick P. Naulleau, Kenneth Alan Goldberg, Edita Tejnil
Patented Case
View Patent ↗
Granted: Feb 27, 2001
Filed: Oct 21, 1998
Inventors
Patrick P. Naulleau
Kenneth Alan Goldberg
Edita Tejnil
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.