Patent · US Expired

Substrate processing apparatus and substrate processing method

US6790681B2 · kind B2 · utility

3Cited by
3References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 2002
Grant dateSep 14, 2004
Priority date
Expiry dateJun 22, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/905
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

In this invention, a time period taken with a wafer W to be transferred to the heat processing apparatus in the post exposure baking unit through the out stage in the aligner, the wafer transfer mechanism, the transition unit, the wafer transfer mechanism, and the temperature regulation and transfer apparatus in the post exposure baking unit is controlled to be approximately constant.

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