Patent · US Expired

Hollow waveguide and method of manufacturing the same

US7664356B2 · kind B2 · utility

9Cited by
4References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 2005
Grant dateFeb 16, 2010
Priority date
Expiry dateMar 9, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49117
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A hollow waveguide has a metal-clad pipe having an inside metal layer and an outside metal layer, and a hollow region formed inside of the metal-clad pipe. The metal-clad pipe is formed by pressure-bonding metal pipes each of which is made of a metal material different from each other.

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