3858238

Information

• Patent Grant
• 3858238

• References
• Source

• Patent Number

  3,858,238

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  51 years ago

• CPC

  • H01L21/2255 - the applied layer comprising oxides only
  • H01L29/045 - by their particular orientation of crystalline planes
  • H01L29/167 - further characterised by the doping material
  • Y10S148/04 - Dopants, special
  • Y10S148/041 - Doping control in crystal growth
  • Y10S148/097 - Lattice strain and defects
  • Y10S257/919 - Elements of similar construction connected in series or parallel to average out manufacturing variations in characteristics

• US Classifications

  • 257 - Active solid-state devices
  • 148 - Metal treatment