3925121

Information

• Patent Grant
• 3925121

• References
• Source

• Patent Number

  3,925,121

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1975
  49 years ago

• CPC

  • H01L33/305 - characterised by the doping materials
  • H01L21/2258 - Diffusion into or out of AIIIBV compounds
  • Y10S148/049 - Equivalence and options
  • Y10S148/056 - Gallium arsenide
  • Y10S148/065 - Gp III-V generic compounds-processing
  • Y10S148/106 - Masks, special
  • Y10S438/923 - Diffusion through a layer
  • Y10S438/971 - Stoichiometric control of host substrate composition

• US Classifications

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