Patent · US Expired

Light-emitting device

US6680490B2 · kind B2 · utility

59Cited by
5References
20Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 13, 2002
Grant dateJan 20, 2004
Priority date
Expiry dateJun 13, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10H20/882

Abstract

After a light-emitting element exhibiting an emission peak wavelength in a wavelength range of not longer than 500 nm is mounted into a cup-like portion of a base member, the cup-like portion is filled with epoxy group-containing silicone rubber. An aromatic polyamide-based resin is used as a reflector material.

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