Patent · US Expired

Vacuum processing apparatus

US7335277B2 · kind B2 · utility

8Cited by
7References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 2003
Grant dateFeb 26, 2008
Priority date
Expiry dateSep 8, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S414/139
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A vacuum processing apparatus comprising a transfer unit disposed at a center thereof, plural processing chambers, each processing chamber having a processing table for supporting an object to be processed and carrying out processing using a gas; and a mass flow controller unit interposed between two processing chambers for supplying gas to the chambers.

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