Patent · US Expired

Microelectronic field ionizer and method of fabricating the same

US4926056A · kind A · utility

45Cited by
10References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 10, 1988
Grant dateMay 15, 1990
Priority date
Expiry dateJun 10, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2237/0807
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A microelectronic field ionizer and alternate fabrication procedures for the same are described. The field ionizer has an array of small diameter gas outlets in the form of microvolcanos. A counterelectrode layer of material is provided on the microelectronic substrate, in the registration with the gas outlets.

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