Patent · US Expired

Method of absorbing electromagnetic waves

US5394149A · kind A · utility

9Cited by
0References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1993
Grant dateFeb 28, 1995
Priority date
Expiry dateJan 26, 2013

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q17/002
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In accordance with the method of the invention, the electromagnetic wave is absorbed by disposing an oriented carbon fiber-containing composition in such a manner that the longitudinal axis of its carbon fiber is aligned with the direction of the electric field of the wave W to be absorbed.

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