Patent · US Expired

Coating apparatus, method for producing color filter substrate by use of the coating apparatus, and liquid-crystal display apparatus using the color filter substrate produced by the method

US6652653B2 · kind B2 · utility

3Cited by
9References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 1999
Grant dateNov 25, 2003
Priority date
Expiry dateNov 9, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S118/02
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A coating apparatus has a paint supply device, a mouthpiece for dispensing a paint supplied from the paint supply device, and a stage for holding a coated object. A 10-point average roughness Rz of a surface of the mouthpiece facing the coated object is not more than 1.0 &mgr;m.

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