Asbra; Martin R.

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  • Burlingame, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Gas actuated valve system

    • Patent number 4,979,528
    • Issue date Dec 25, 1990
    • Andrene Associates
    • Martin R. Asbra
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air actuated valve system with seismic controller

    • Patent number 4,920,999
    • Issue date May 1, 1990
    • Andrene Associates
    • Martin R. Asbra
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air actuated valve system with seismic controller

    • Patent number 4,852,600
    • Issue date Aug 1, 1989
    • Andrene Associates
    • Martin R. Asbra
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shock actuated shut-off valve with gastight reset system

    • Patent number 4,745,939
    • Issue date May 24, 1988
    • Andrene Associates
    • Charles W. Greer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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