Patent · US Expired

Method for repairing surface defects

US6087191A · kind A · utility

11Cited by
6References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 22, 1998
Grant dateJul 11, 2000
Priority date
Expiry dateJan 22, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/31051
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method for repairing defects in a surface layer of a substrate. The method comprises the redeposition, in a solvent environment, of a fill material into the defects of the surface layer. The fill material is provided by the surface layer itself or from a separate source comprising a different material from that of the surface layer.

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