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:
Jun. 20, 2000
Filed:
Dec. 16, 1998
Matsuhita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
The present invention provides a measuring apparatus for biological information which permits accurate determination for biological information without causing the subject much discomfort. The measuring apparatus for biological information of the present invention uses an ear receiver-shaped sensor element which is placed and held on the perimeter of the subject's external auditory meatus opening with the light emitter and the light receiver brought into contact with the subject. The light receiver detects the light projected to and passed through the subject. The apparatus is also provided with a signal processor which performs calculation for biological information of the subject on the basis of the intensity of light detected by the light receiver.