Granted Patent
Utility
US 4,534,820 · App. 06/434,536
Method for manufacturing crystalline film
Inventors:
Hidefumi Mori, Masahiro Ikeda
Patented Case
View Patent ↗
Granted: Aug 13, 1985
Filed: Oct 15, 1982
Inventors
Hidefumi Mori
Masahiro Ikeda
Assignee (at issue)
Nippon Telegraph and Telephone Public 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.