Granted Patent
Utility
US 5,142,145 · App. 07/548,671
Composite scanning tunneling microscope
Inventor:
Masatoshi Yasutake
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Jul 5, 1990
Inventor
Masatoshi Yasutake
Assignee (at issue)
SEIKO INSTRUMENTS 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.