Patent · US Expired

Heat spreader and stiffener having a stiffener extension

US7045890B2 · kind B2 · utility

18Cited by
25References
67Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 2001
Grant dateMay 16, 2006
Priority date
Expiry dateJul 27, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/16152
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A heat spreader and stiffener device has a stiffener portion extending towards a center of the heat spreader and stiffener device and mountable to a die-side surface of a substrate.

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