Patent · US Expired

Chip-type LED and process of manufacturing the same

US6653661B2 · kind B2 · utility

34Cited by
3References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 18, 2001
Grant dateNov 25, 2003
Priority date
Expiry dateMar 2, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49121
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A chip-type LED including a LED element and a tubular vessel accommodating the LED element therein, wherein the vessel has an upper opening and a lower opening, the LED element is positioned between the upper opening and the lower opening such that the LED element emits light toward the upper opening, and the vessel is filled with a light-transmissive resin from the upper opening to the lower opening.

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