Granted Patent
Utility
US 5,031,630 · App. 07/442,218
Automatic blood pressure measuring apparatus
Inventors:
Hitoshi Hirano, Yoshimasa Kondo, Masahiro Uemura
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Nov 28, 1989
Inventors
Hitoshi Hirano
Yoshimasa Kondo
Masahiro Uemura
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.