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:
Jun. 03, 2003
Filed:
Dec. 26, 2000
Applicant:
Inventor:
Shinji Nagai, Hitachinaka, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 4/900 ; B01D 5/944 ;
U.S. Cl.
CPC ...
H01J 4/900 ; B01D 5/944 ;
Abstract
In a spectrometric analysis method and an apparatus implementing the method, a data base storing spectral data sets of respective standard substances, which are obtained by analyzing these standard substances in advance, each spectral data set including a name of a substance, its MS spectral data and MS spectral data, is constructed; and MS spectral data sets obtained by MS analysis of a sample are compared with MS analysis spectral data sets stored in the data base.