The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 05, 1989
Filed:
Oct. 16, 1987
Applicant:
Inventors:
Ronald J Flower, Hampstead, MD (US);
Robert W Olsen, Owings Mills, MD (US);
Michael A Van Ells, Sykesville, MD (US);
Ralph Flatau, Syracuse, NY (US);
Assignee:
Mine Safety Appliances Company, Pittsburgh, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
A61B / ; G01N / ;
U.S. Cl.
CPC ...
356 41 ; 128633 ;
Abstract
An apparatus for noninvasive determination of constituent concentrations utilizing light wave absorption measurements and methods for processing signals generated by such measurements.
Published as:
US4863265A; CA1321265C;