Granted Patent
Utility
US 6,187,150 · App. 09/414,092
Method for manufacturing thin film photovoltaic device
Inventors:
Masashi Yoshimi, Kenji Yamamoto
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Oct 7, 1999
Inventors
Masashi Yoshimi
Kenji Yamamoto
Assignee (at issue)
KANEKA CORPORATION
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.