Granted Patent
Utility
US 6,500,690 · App. 09/536,092
Method of producing a thin-film photovoltaic device
Inventors:
Hideo Yamagishi, Hitoshi Nishio, Takayuki Suzuki
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Mar 24, 2000
Inventors
Hideo Yamagishi
Hitoshi Nishio
Takayuki Suzuki
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.