Patent · US Expired

Method of manufacturing printed-circuit board

US6889433B1 · kind B1 · utility

44Cited by
10References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 2000
Grant dateMay 10, 2005
Priority date
Expiry dateAug 5, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49165
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

By filling a predetermined amount of conductive paste into an opening for forming a through hole or a VH formed in a resin insulating layer of a circuit board, and pressurizing the filled conductive paste under the condition of reduced pressure, removing air bubble strapped in the conductive paste.

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