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.

Date of Patent:
Nov. 21, 1995

Filed:

Jun. 02, 1993
Applicant:
Inventors:

Tokihiro Kosaka, Kakogawashi, JP;

Shinichi Ogino, Nishiku, JP;

Yasunori Maekawa, Mikishi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
356 73 ; 356 39 ; 356336 ; 356317 ;
Abstract

An apparatus for analyzing particles at high precision capable of obtaining informations in real time such as morphological informations and fluorescence image of cells (particles) contained in a sample liquid such as blood and urine. It comprises a flow cell (18) for forming a flat sample liquid flow (20), a light source (10) for emitting light to the sample liquid flow, an image intensifier (34) for amplifying particle fluorescence image emitted from the broader side of the sample liquid flow, a line sensor (36) for scanning the fluorescence image amplified by the image intensifier and issuing imaging signal (Sf (i)) in every scanning i, and a signal processing device (42) for processing signals or operating on the basis of the imaging signal (Sf (i)) from the line sensor.


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