Patent · US Expired

Plasma etching method

US6165375A · kind A · utility

9Cited by
31References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1997
Grant dateDec 26, 2000
Priority date
Expiry dateSep 23, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/31116
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a method of plasma etching and a method of operating a plasma etching apparatus.

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