Patent · US Expired

Equipment evaluation and design

US6438439B1 · kind B1 · utility

2Cited by
9References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 1998
Grant dateAug 20, 2002
Priority date
Expiry dateSep 18, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L22/20
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor processing tool evaluation and design method which replaces tool specifications with a requirements region plus associated evaluation functions for iterative feedback tool design.

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