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:
Jan. 28, 2003
Filed:
Jun. 23, 2000
Applicant:
Inventors:
Assignee:
Nihon Kohden Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 1/10 ; G01N 1/22 ;
U.S. Cl.
CPC ...
G01N 1/10 ; G01N 1/22 ;
Abstract
An airway adaptor formed of a tubular member is narrowed in diameter at its central part in an axial direction to form parallel faces and the parallel faces are formed with optical windows on a same axis. An adaptor fitted in the airway adaptor is formed with parallel faces at positions respectively facing with the optical windows leaving determined slits therebetween and provided with a through hole on a same axis as the optical windows