VHIT S.P.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 740
 
 
 
F03C POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 618
 
 
 
B60T VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL 568
 
 
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 458
 
 
 
B62D MOTOR VEHICLES; TRAILERS 190
 
 
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 128
 
 
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 132
 
 
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9765778 Variable displacement rotary pump and displacement regulation methodMar 13, 13Sep 19, 17[F04B, F03C, F04C]
9739269 System, pump and method of vacuum generation for applications to motor vehiclesNov 22, 12Aug 22, 17[F04B, F04C]
9421954 Hydraulic braking system for farm tractors or the like and method of managing such systemNov 27, 13Aug 23, 16[F16D, B60T]
9404495 Variable displacement pump with double eccentric ring and displacement regulation methodMar 13, 13Aug 02, 16[F03C, F04C]
9388810 Rotary vacuum pump with circumferential groove for a lubricating and sealing fluidOct 10, 12Jul 12, 16[F04C]
9126574 Hydraulic device for controlling braking in vehicles with two braking pedalsSep 14, 11Sep 08, 15[B62D, B60T]
9011124 Positive displacement fluid machine having a pivot single vane passing through an orbiting pistonSep 09, 10Apr 21, 15[F03C, F04C, F01C]
8789668 Master cylinder assembly, in particular for balancing a braking system of an agricultural vehicleJul 13, 10Jul 29, 14[B60T]
8292051 Valve for disconnecting the front braking and/or the trailer braking, for a farm tractor or a similar vehicleMay 10, 07Oct 23, 12[B60T]
8287258 Positive displacement pump with impeller and method of manufacturingDec 22, 09Oct 16, 12[F03C, F04C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0222,963 VARIABLE DISPLACEMENT PUMP WITH ELECTRIC CONTROL OF DISPLACEMENT REGULATION AND METHOD OF REGULATING PUMP DISPLACEMENTAbandonedSep 09, 14Aug 04, 16[F04C, F01M]
2015/0345,496 LUBRICATION SYSTEM FOR A ROTARY VACUUM PUMPAbandonedDec 13, 13Dec 03, 15[F04C]
2015/0322,944 VARIABLE DISPLACEMENT VANE PUMP AND METHOD OF REGULATING THE DISPLACEMENT THEREOFAbandonedDec 13, 13Nov 12, 15[F04C]
2015/0292,502 ROTARY POSITIVE DISPLACEMENT PUMP AND METHOD OF REGULATING ITS DISPLACEMENTAbandonedDec 11, 12Oct 15, 15[F04C]
8550796 Variable capacity fluidic machineExpiredApr 14, 10Oct 08, 13[F04B, F04C]
8408881 Rotary vacuum pump with a device for decoupling the driving motorExpiredMar 17, 10Apr 02, 13[F04B]
8246332 Rotor for a vane pump, made of plastic material reinforced by metallic foilExpiredApr 03, 07Aug 21, 12[F04C, F01C]

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