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. 30, 1997
Filed:
Jun. 24, 1996
Applicant:
Inventor:
Yoshijiro Ushio, Kawasaki, JP;
Assignee:
Nikon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
356432 ; 356440 ;
Abstract
A present invention is directed to an apparatus which measures the optical absorption of a sample by photoacoustic measurement and has a configuration for improving the reliability and efficiency in this measurement and is directed to a sample holder applicable to this apparatus. In particular, this sample holder has a specific configuration for improving the reproducibility of acoustic propagation conditions.