Granted Patent
Utility
US 5,817,031 · App. 08/568,765
Impedance measuring device and a health management device using the same
Inventors:
Yoshihisa Masuo, Soichi Okuhara, Manabu Yoshimura
Patented Case
View Patent ↗
Granted: Oct 6, 1998
Filed: Dec 7, 1995
Inventors
Yoshihisa Masuo
Soichi Okuhara
Manabu Yoshimura
Assignee (at issue)
OMRON 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.