Granted Patent
Utility
US 5,948,176 · App. 08/939,844
Cadmium-free junction fabrication process for CuInSe.sub.2 thin film solar cells
Inventors:
Kannan Ramanathan, Miguel A. Contreras, Raghu N. Bhattacharya, James Keane, Rommel Noufi
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Sep 29, 1997
Inventors
Kannan Ramanathan
Miguel A. Contreras
Raghu N. Bhattacharya
James Keane
Rommel Noufi
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.