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:
Apr. 18, 2017
Filed:
Feb. 26, 2015
Applicant:
Arkray, Inc., Kyoto, JP;
Inventors:
Takashige Tanaka, Kyoto, JP;
Yasunori Shiraki, Kyoto, JP;
Assignee:
ARKRAY, Inc., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 3/30 (2006.01); G01J 3/443 (2006.01); G01N 21/67 (2006.01); H05H 1/48 (2006.01); B23K 10/00 (2006.01); G01J 3/12 (2006.01); H05H 1/46 (2006.01);
U.S. Cl.
CPC ...
G01J 3/443 (2013.01); B23K 10/006 (2013.01); G01J 3/12 (2013.01); G01N 21/67 (2013.01); H05H 1/46 (2013.01); H05H 1/48 (2013.01);
Abstract
A chip for plasma generation, a plasma generator, and a plasma spectrometry method are described, having high reproducibility of plasma light emission without a requirement of a discharge unit for removing air bubbles, wherein the chip includes a channel comprising a first region, a narrow portion, and a second region, where the narrow portion is in communication with the first region and the second region and has a cross-sectional area smaller than the first region and the second region.