Granted Patent
Utility
US 6,274,804 · App. 09/421,049
Thin-film solar module
Inventors:
Walter Psyk, Peter Lechner
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: Oct 19, 1999
Inventors
Walter Psyk
Peter Lechner
Assignee (at issue)
Angewandte Solarenergie-Ase GmbH
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.