3864174

Information

• Patent Grant
• 3864174

• References
• Source

• Patent Number

  3,864,174

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1975
  50 years ago

• CPC

  • H01L29/167 - further characterised by the doping material
  • H01L21/26 - Bombardment with radiation
  • H01L21/263 - with high-energy radiation
  • Y10S148/023 - Deep level dopants
  • Y10S148/062 - Gold diffusion

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 148 - Metal treatment
  • 257 - Active solid-state devices