Patent · US Expired

Semiconductor devices with permanent polymer stencil and method for manufacturing the same

US6998334B2 · kind B2 · utility

10Cited by
25References
73Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 8, 2002
Grant dateFeb 14, 2006
Priority date
Expiry dateOct 27, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/19041
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Methods of manufacturing semiconductor devices using permanent or temporary polymer layers having apertures to expose contact pads and cover the active surfaces of the semiconductor devices.

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