Patent · US Expired

Process for producing semiconductor substrate by heating to flatten an unpolished surface

US5869387A · kind A · utility

143Cited by
8References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 13, 1995
Grant dateFeb 9, 1999
Priority date
Expiry dateMar 13, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E10/50
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A process for producing a semiconductor substrate comprises heat-treating a substrate having a monocrystal thereon in a reducing atmosphere.

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