Patent · US Active

Light guides

US9625641B2 · kind B2 · utility

13Cited by
35References
27Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 5, 2010
Grant dateApr 18, 2017
Priority date
Expiry dateMar 5, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49826
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

This invention relates to light guide devices and methods of manufacture. The light guide device is suitable for use in a range of applications, particularly in connection with the backlighting of displays, for example, liquid crystal displays.

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