Patent · US Expired

Right circular substrate packaging

US4399488A · kind A · utility

13Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 1981
Grant dateAug 16, 1983
Priority date
Expiry dateAug 3, 2001

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2201/0999
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Packaging of microelectronics utilizing a series of various size cylinders hich are assembled and sealed from the environment, providing electrical connections out opposite ends of the cylinders and providing for a center opening in the inner cylinder to allow other structure such as a warhead to be mounted therein are aspects of this invention.

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