Patent · US Expired

End effector alignment tool for substrate handling system

US6820349B2 · kind B2 · utility

7Cited by
6References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 30, 2002
Grant dateNov 23, 2004
Priority date
Expiry dateSep 30, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/68
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An end effector alignment tool for properly aligning the end effector arm with a prealigner and separately with a top plate.

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