Liborio SPAGNOLO

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San Maurizio D'Opaglio, IT

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Patents Grantslast 30 patents

Information Patent Grant
Automatic balancing valve with preset flow rate
- Patent number 9,964,964
- Issue date May 8, 2018
- FRATELLI PETTINAROLI S.P.A.
- Giulio Pettinaroli
- G05 - CONTROLLING REGULATING
Information Patent Grant
Automatic balancing valve
- Patent number 9,910,447
- Issue date Mar 6, 2018
- FRATELLI PETTINAROLI S.P.A.
- Giulio Pettinaroli
- G05 - CONTROLLING REGULATING
Information Patent Grant
Automatic balancing ball valve
- Patent number 9,383,033
- Issue date Jul 5, 2016
- Fratelli Pettinaroli S.p.A
- Giulio Pettinaroli
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Automatic balancing valve
- Patent number 8,985,140
- Issue date Mar 24, 2015
- Fratelli Pettinaroli S.p.A
- Giulio Pettinaroli
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC BALANCING VALVE
- Publication number 20160266584
- Publication date Sep 15, 2016
- FRATELLI PETTINAROLI S.P.A.
- Giulio PETTINAROLI
- G05 - CONTROLLING REGULATING
Information Patent Application
AUTOMATIC BALANCING VALVE WITH PRESET FLOW RATE
- Publication number 20160266586
- Publication date Sep 15, 2016
- FRATELLI PETTINAROLI S.P.A.
- Giulio PETTINAROLI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
AUTOMATIC BALANCING BALL VALVE
- Publication number 20150053879
- Publication date Feb 26, 2015
- FRATELLI PETTINAROLI S.P.A.
- Giulio Pettinaroli
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
AUTOMATIC BALANCING VALVE
- Publication number 20120325338
- Publication date Dec 27, 2012
- Fratelli Pettinaroli S.p.A.
- Giulio Pettinaroli
- F24 - HEATING RANGES VENTILATING