Patent · US Expired

Mass spectrometer

US6812453B2 · kind B2 · utility

52Cited by
18References
57Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 2002
Grant dateNov 2, 2004
Priority date
Expiry dateOct 4, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J49/062
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An ion guide is disclosed wherein a travelling DC wave is passed along the length of the ion guide so that ions exit the ion guide having substantially the same velocity.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.