Patent · US Expired

DC reactively sputtered optical coatings including niobium oxide

US5372874A · kind A · utility

56Cited by
10References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 1993
Grant dateDec 13, 1994
Priority date
Expiry dateOct 19, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24975
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A multilayer optical coating including at least one layer of niobium oxide deposited by DC reactive sputtering.

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