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Patents Grants
last 30 patents
Information
Patent Grant
Modular control apparatus for actuating hydraulic valve systems
Patent number
12,117,862
Issue date
Oct 15, 2024
Walvoil S.p.A.
Alessandro Cervi
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Control apparatus for actuating hydraulic valve systems
Patent number
11,860,664
Issue date
Jan 2, 2024
Walvoil S.p.A.
Alessandro Beneventi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Load sensing type hydraulic system with hydraulic adjustment device
Patent number
11,421,796
Issue date
Aug 23, 2022
Walvoil S.p.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic circuit having a combined compensation and energy recover...
Patent number
11,143,209
Issue date
Oct 12, 2021
Walvoil S.p.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic distributor with valve device with active discharge in lo...
Patent number
11,041,514
Issue date
Jun 22, 2021
Walvoil S.p.A.
Amedeo Morotto
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Modular directional valve with two or more elements of mixed type
Patent number
10,774,851
Issue date
Sep 15, 2020
WALVOIL S.P.A.
Ulderico BUSANI
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic valve device with multiple working sections with pump con...
Patent number
10,655,648
Issue date
May 19, 2020
WALVOIL S.P.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Control device for zero-leak directional control valves
Patent number
10,247,209
Issue date
Apr 2, 2019
Walvoil S.p.A.
Davide Mesturini
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Control lever for hydraulic systems
Patent number
D829211
Issue date
Sep 25, 2018
Walvoil S.p.A.
Massimiliano Barbieri
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Pressure relief valve
Patent number
8,517,049
Issue date
Aug 27, 2013
Walvoil S.p.A.
Matteo Mazzoni
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Device for controlling a pilot pressure signal
Patent number
8,413,688
Issue date
Apr 9, 2013
Walvoil S.p.A.
Ivan Bassoli
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Load sensing directional control valve with an element having prior...
Patent number
8,375,975
Issue date
Feb 19, 2013
Walvoil S.p.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic pilot control unit with oscillation damping system
Patent number
7,438,089
Issue date
Oct 21, 2008
Walvoil S.p.A.
Mirco Allegretti
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Control lever for hydraulic systems
Patent number
D577359
Issue date
Sep 23, 2008
Walvoil S.p.A.
Fausto Cigarini
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Manipulator with electromagnetic detent for the driving servo-contr...
Patent number
7,325,466
Issue date
Feb 5, 2008
Walvoil S.p.A.
Mirco Allegretti
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Control lever for vehicles
Patent number
D559749
Issue date
Jan 15, 2008
Walvoil S.p.A.
Massimiliano Barbieri
D12 - Transportation
Information
Patent Grant
Saturation-proof hydraulic control device that is composed of two o...
Patent number
7,219,593
Issue date
May 22, 2007
Walvoil S.p.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Anti-saturation directional control valve composed of two or more s...
Patent number
7,182,097
Issue date
Feb 27, 2007
Walvoil S.p.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
HYDRAULIC DISTRIBUTOR WITH PRESSURE COMPENSATOR FOR DIRECTIONAL VALVES
Publication number
20220373000
Publication date
Nov 24, 2022
WALVOIL S.P.A.
Ulderico BUSANI
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
A MODULAR CONTROL APPARATUS FOR ACTUATING HYDRAULIC VALVE SYSTEMS
Publication number
20220163992
Publication date
May 26, 2022
WALVOIL S.P.A.
Alessandro CERVI
G05 - CONTROLLING REGULATING
Information
Patent Application
HYDRAULIC CIRCUIT WITH COMBINED COMPENSATION AND ENERGY RECOVERY FU...
Publication number
20220154743
Publication date
May 19, 2022
WALVOIL S.P.A.
Ulderico BUSANI
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
CONTROL APPARATUS FOR ACTUATING HYDRAULIC VALVE SYSTEMS
Publication number
20220113754
Publication date
Apr 14, 2022
WALVOIL S.P.A.
Alessandro BENEVENTI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYDRAULIC CIRCUIT HAVING A COMBINED COMPENSATION AND ENERGY RECOVER...
Publication number
20210140448
Publication date
May 13, 2021
WALVOIL S.P.A.
Ulderico BUSANI
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
LOAD SENSING TYPE HYDRAULIC SYSTEM WITH HYDRAULIC ADJUSTMENT DEVICE
Publication number
20200124194
Publication date
Apr 23, 2020
WALVOIL S.P.A.
Ulderico BUSANI
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
HYDRAULIC VALVE DEVICE WITH MULTIPLE WORKING SECTIONS WITH PUMP CON...
Publication number
20180372088
Publication date
Dec 27, 2018
WALVOIL S.P.A.
Massimiliano MUSIANI
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
HYDRAULIC VALVE DEVICE WITH MULTIPLE WORKING SECTIONS WITH PUMP CON...
Publication number
20180372126
Publication date
Dec 27, 2018
WALVOIL S.P.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
MODULAR DIRECTIONAL VALVE WITH TWO OR MORE ELEMENTS OF MIXED TYPE
Publication number
20180372127
Publication date
Dec 27, 2018
WALVOIL S.P.A.
Ulderico BUSANI
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
HYDRAULIC DISTRIBUTOR WITH VALVE DEVICE WITH ACTIVE DISCHARGE IN LO...
Publication number
20180258614
Publication date
Sep 13, 2018
WALVOIL S.P.A.
Amedeo MOROTTO
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
DEVICE FOR CONTROLLING A PILOT PRESSURE SIGNAL
Publication number
20110132472
Publication date
Jun 9, 2011
WALVOIL S.P.A.
Ivan BASSOLI
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
PRESSURE RELIEF VALVE
Publication number
20110114203
Publication date
May 19, 2011
WALVOIL S.P.A.
Matteo Mazzoni
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
LOAD SENSING DIRECTIONAL CONTROL VALVE WITH AN ELEMENT HAVING PRIOR...
Publication number
20100176324
Publication date
Jul 15, 2010
WALVOIL S.P.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Hydraulic pilot control unit with oscillation damping system
Publication number
20070089793
Publication date
Apr 26, 2007
WALVOIL S.P.A.
Mirco Allegretti
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Anti-saturation directional control valve composed of two or more s...
Publication number
20060037649
Publication date
Feb 23, 2006
WALVOIL S.P.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Saturation-proof hydraulic control device that is composed of two o...
Publication number
20050287017
Publication date
Dec 29, 2005
WALVOIL S.P.A.
Ulderico Busani
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Manipulator with electromagnetic detent for the driving servo-contr...
Publication number
20050005978
Publication date
Jan 13, 2005
WALVOIL S.P.A.
Mirco Allegretti
G05 - CONTROLLING REGULATING
Trademark
last 30 trademarks
Information
Trademark
98449352 - WALVOIL
Serial number
98449352
Filing date
Mar 14, 2024
WALVOIL S.P.A.
7 - Machines and machine tools
Information
Trademark
79056040 - OLEOSTAR
Serial number
79056040
Registration number
3814570
Filing date
Mar 26, 2008
OLEOSTAR SPA
7 - Machines and machine tools
Information
Trademark
79039663 - V
Serial number
79039663
Registration number
3572727
Filing date
May 15, 2007
WALVOIL SPA
7 - Machines and machine tools
Information
Trademark
74048835 - WALVOIL
Serial number
74048835
Registration number
1828711
Filing date
Apr 12, 1990
Valvoil S.p.A.
7 - Machines and machine tools