3663194

Information

• Patent Grant
• 3663194

• References
• Source

• Patent Number

  3,663,194

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1972
  52 years ago

• CPC

  • G02B6/12002 - Three-dimensional structures
  • C03C3/089 - containing boron
  • G02B6/10 - of the optical waveguide type
  • G02B6/43 - Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections; Transmitting or receiving optical signals between chips, wafers or boards; Optical backplane assemblies
  • G02F3/00 - Optical logic elements Optical bistable devices
  • H03F17/00 - Amplifiers using electroluminescent element or photocell

• US Classifications

  • 065 - Glass manufacturing
  • 216 - Etching a substrate: processes
  • 250 - Radiant energy
  • 359 - Optical: systems and elements
  • 385 - Optical waveguides
  • 438 - Semiconductor device manufacturing: process