Patent · US Expired

High temperature ZrN and HfN IR scene projector pixels

US5973383A · kind A · utility

18Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 9, 1998
Grant dateOct 26, 1999
Priority date
Expiry dateApr 9, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/3357
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A structure and method of making resistive emitting members which exhibit high resistivity while at the same time providing high temperature operation significantly above that known in the art. Specifically the use of nitrides of Group IVB transition metals from the periodic table, exclusive of titanium is described.

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