Patent · US Active

Ionization device

US8410704B1 · kind B1 · utility

3Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 2011
Grant dateApr 2, 2013
Priority date
Expiry dateNov 30, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J49/105
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Ionization devices that have at least two modes of ionization, and that can switch between these two modes of operation, are described. Illustratively, the ionization devices can switch between a photoionization (PI) mode and a combined mode of electroionization (EI) and PI (EI/PI mode).

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