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:
Dec. 14, 2021
Filed:
Oct. 10, 2017
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Takahiro Ando, Tokyo, JP;
Masaaki Hirano, Tokyo, JP;
Assignee:
HITACHI, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 1/14 (2006.01); B01L 3/02 (2006.01);
U.S. Cl.
CPC ...
G01N 1/14 (2013.01); B01L 3/022 (2013.01); B01L 3/0217 (2013.01); B01L 3/0227 (2013.01); B01L 3/0275 (2013.01); G01N 2001/1427 (2013.01);
Abstract
An object of the present invention is to provide a dispensing device that can inhibit a dead volume from occurring and can dispense a liquid of a small quantity with a high degree of accuracy while reducing the variation of dispensing quantities. A dispensing device according to the present invention has a detachable dispensing tip and the dispensing tip has a configuration of arranging a plunger in a hollow part of a metal pipe (refer to FIG.).