Patent · US Expired

Resist process system

US5202716A · kind A · utility

81Cited by
3References
11Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 25, 1992
Grant dateApr 13, 1993
Priority date
Expiry dateJun 25, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/67742
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A resist process system of the present invention includes at least two robots for conveying a wafer, a passage through which the robots can move, plural process units arranged along the passage, and a waiting unit for temporarily holding the wafer which is to be processed. The waiting unit is arranged beside the passage and between the process units and it includes plural compartments partitioned in it.

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