Granted Patent
Utility
US 6,275,295 · App. 09/302,727
Optical system for determining physical characteristics of a solar cell
Inventor:
Bhushan L. Sopori
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: Apr 30, 1999
Inventor
Bhushan L. Sopori
Assignee (at issue)
Midwest Research Institute, 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.