3472712

Information

• Patent Grant
• 3472712

• References
• Source

• Patent Number

  3,472,712

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1969
  55 years ago

• CPC

  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01J37/317 - for changing properties of the objects or for applying thin layers thereon
  • H01L29/00 - Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier
  • Y10S148/043 - Dual dielectric
  • Y10S148/052 - Face to face deposition
  • Y10S148/053 - Field effect transistors fets
  • Y10S148/113 - Nitrides of boron or aluminum or gallium

• US Classifications

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