Patent · US Expired

Circuit board and production method thereof

US6323434A · kind A · utility

11Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 1998
Grant dateNov 27, 2001
Priority date
Expiry dateNov 20, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2203/1572
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a circuit substrate containing a conductive circuit on an insulating base, an electrode for connection to an IC and an electrode for connection to a mother board substrate, which eliminates the step of bonding the film-like insulating base and the conductive circuit to simplify the manufacturing process.

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