TREA

Clayton H. Allen

Follow

Person

  • Cambridge, MA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Nonlinear passive acoustic filtering
    • Patent number 4,441,576
    • Issue date Apr 10, 1984
    • Clayton H. Allen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Vibration damping method and means having non-contacting sound damp...
    • Patent number 4,323,145
    • Issue date Apr 6, 1982
    • Clayton H. Allen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Kaleidoscope
    • Patent number 4,172,629
    • Issue date Oct 30, 1979
    • Clayton H. Allen
    • G02 - OPTICS
  • Information Patent Grant

    Retaining fluids
    • Patent number 4,009,717
    • Issue date Mar 1, 1977
    • Clayton H. Allen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Noise suppression
    • Patent number 3,937,102
    • Issue date Feb 10, 1976
    • Clayton H. Allen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL