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Slide flow distributor
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Patent number 10,337,625
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Issue date Jul 2, 2019
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STI S.R.L.
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Flavio Tondolo
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Booster valve
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Patent number 8,522,818
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Issue date Sep 3, 2013
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STI srl
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Flavio Tondolo
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Fail-freeze device for positioner
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Patent number 8,517,335
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Issue date Aug 27, 2013
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STI srl
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Flavio Tondolo
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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High flow capacity positioner
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Patent number 8,201,580
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Issue date Jun 19, 2012
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STI srl
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Flavio Tondolo
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...