Patent · US Active

Display device and production method thereof

US10559772B2 · kind B2 · utility

6Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 2017
Grant dateFeb 11, 2020
Priority date
Expiry dateJun 5, 2037

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J37/28
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An organic EL display device includes, as an organic layer stopper defining edges of an organic layer, a frame-shaped bank surrounding a display region. An upper face of the bank includes recessed portions and protrusions including a plurality of protrusions, and upper faces of the protrusions includes planar portions.

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