TREA

Randall R. Spangler

Follow

Person

  • Pasadena, CA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Music composition
    • Patent number 5,883,326
    • Issue date Mar 16, 1999
    • California Institute of Technology
    • Rodney M. Goodman
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Music composition
    • Patent number 5,736,666
    • Issue date Apr 7, 1998
    • California Institute of Technology
    • Rodney M. Goodman
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS