Patent · US Expired

Method of making interlayer panels

US7178229B2 · kind B2 · utility

6Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 2003
Grant dateFeb 20, 2007
Priority date
Expiry dateMar 11, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49156
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Innerlayer panels are provided with high density fiducials during manufacture. The fiducials can be identified using X-rays without etching away portions of the innerlayer panel to expose the fiducials.

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