Patent · US Expired

Micro-machined field emission microtips

US5780960A · kind A · utility

7Cited by
10References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 18, 1996
Grant dateJul 14, 1998
Priority date
Expiry dateDec 18, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2329/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electron emission apparatus comprising a gate emitter 6 formed as a conductive plate having an aperture 22 and an electron emitter structure 30 formed adjacent the aperture, the electron emission structure 30 having a void defining an emission surface.

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