Patent · US Expired

Method of making conductive bump on wiring board

US6351885B2 · kind B2 · utility

66Cited by
12References
3Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMay 15, 1998
Grant dateMar 5, 2002
Priority date
Expiry dateMay 15, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49208
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A wiring board structure has an insulating base having at least one projection located thereon, wherein the insulating base and the at least one projection are integrally formed from a same piece of insulating material. The wiring board structure also has at least one lead located on the insulating base, wherein a part of the at least one lead covers the at least one projection to form at least one conductive bump.

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