Granted Patent
Utility
US 6,215,121 · App. 09/124,128
Three-dimensional scanning probe microscope
Inventors:
Masamichi Fujihira, Masatoshi Yasutake, Tatsuya Miyatani, Toshihiko Sakuhara, Kazutoshi Watanabe
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Jul 29, 1998
Inventors
Masamichi Fujihira
Masatoshi Yasutake
Tatsuya Miyatani
Toshihiko Sakuhara
Kazutoshi Watanabe
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.