Patent · US Expired

High powered laser diode

US6163556A · kind A · utility

2Cited by
8References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 13, 1998
Grant dateDec 19, 2000
Priority date
Expiry dateJul 13, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/183
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method of reducing the amount of unwanted radiation emitted from a semiconductor laser device involves coating a transparent portion the device intended to transmit radiation with a partially reflective layer. The transparent portion is typically the lens cap

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