Granted Patent
Utility
US 5,203,329 · App. 07/805,003
Noninvasive reflectance oximeter sensor providing controlled minimum optical detection depth
Inventors:
Setsuo Takatani, Jonathan Paul Jaeb, Ronald L. Branstetter, Hiroshi Sakai
Patented Case
View Patent ↗
Granted: Apr 20, 1993
Filed: Dec 11, 1991
Inventors
Setsuo Takatani
Jonathan Paul Jaeb
Ronald L. Branstetter
Hiroshi Sakai
Assignee (at issue)
Colin Electronics Co., Ltd.
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.