Patent · US Expired

Film formation method, method for fabricating electron emitting element employing the same film, and method for manufacturing image forming apparatus employing the same element

US6579139B1 · kind B1 · utility

7Cited by
1References
53Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 1999
Grant dateJun 17, 2003
Priority date
Expiry dateFeb 11, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J9/027
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Disclosed is a method, for forming a film locally on a substrate, which comprises the steps of detecting the state of the substrate employing the obtained result to calculate positional information concerning a plurality of locations at which the material for the film is to be provided to form the film, and providing the material for the film at the plurality of locations based on the positional information that is obtained for the plurality of locations.

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