Stephen R. Sofen

Person

  • Lexington, MA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Stabilization of thermal images

    • Patent number 5,206,208
    • Issue date Apr 27, 1993
    • Polaroid Corporation
    • Rong C. Liang
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS