Patent · US Expired

Cluster tool for microscopic processing of samples

US7301157B2 · kind B2 · utility

7Cited by
12References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 2005
Grant dateNov 27, 2007
Priority date
Expiry dateOct 2, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2237/20214
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A cluster tool includes multiple tools for microscopic processing of a sample positioned around a rotatable base. A sample holder on the base rotates the sample between the working areas of the tools. A slidable vacuum seal maintains a vacuum in a sample chamber for tools that require a vacuum.

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