Patent · US Expired

Color filter and process for producing the same

US6815125B1 · kind B1 · utility

14Cited by
4References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 29, 2000
Grant dateNov 9, 2004
Priority date
Expiry dateOct 13, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0002
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

There is provided a color filter without a shading part, which comprises a transparent substrate, a picture element part provided on the transparent substrate by the predetermined pattern of a plurality of colors with an ink jet system, and a wettability-variable layer, in which the wettability can be changed, provided for forming the picture element part.

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