3884732

Information

• Patent Grant
• 3884732

• References
• Source

• Patent Number

  3,884,732

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1975
  49 years ago

• CPC

  • H01L29/1004 - Base region of bipolar transistors
  • G11C11/4116 - with at least one cell access via separately connected emittors of said transistors or via multiple emittors
  • H01L27/1025 - Static bipolar memory cell structures
  • Y10S148/037 - Diffusion-deposition
  • Y10S148/038 - Diffusions-staged
  • Y10S148/085 - Isolated-integrated
  • Y10S148/145 - Shaped junctions
  • Y10S148/151 - Simultaneous diffusion

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 148 - Metal treatment
  • 257 - Active solid-state devices
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems