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SPERRY VICKERS

Overview
  • Total Patents
    33
About

SPERRY VICKERS has a total of 33 patent applications. Its first patent ever was published in 1976. It filed its patents most often in EPO (European Patent Office), Germany and Japan. Its main competitors in its focus markets mechanical elements, machines and engines, pumps and turbines are HERLIHY G F, BETTIS CORP and BRUNDAGE ROBERT W.

Patent filings in countries

World map showing SPERRY VICKERSs patent filings in countries

Patent filings per year

Chart showing SPERRY VICKERSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wimmer Walter 5
#2 Hemm Ansgar 4
#3 Deppner-Hiemesch Harald 4
#4 Siegrist Ronald 4
#5 Kruger Heinz 4
#6 Krueger Heinz 3
#7 Teubler Heinz 3
#8 Voigt Heinz-Helmut 3
#9 Schulz Rene Dr Dipl-Ing 2
#10 Konz Erwin 2

Latest patents

Publication Filing date Title
EP0125328A1 Vane pump, especially for power steering
US4470768A Rotary vane pump, in particular for assisted steering
EP0101758A1 Vane pump or motor
EP0101523A1 Pressure-limiting apparatus
EP0100784A1 Pressure-limiting valve with electrically adjustable setting
EP0074496A1 Valve device, especially for a pressure casting machine
EP0099941A1 Control circuit for an electromagnetically operated directional valve
DE3222008A1 HYDROSTATIC OR PNEUMATIC DRIVE AND METHOD FOR ITS OPERATION
EP0088811A1 Sliding vane pump, particularly for power steering
EP0078861A1 Pressure-control system
EP0076876A1 Arrangement with a vane pump for adjusted capacities of the delivery rate
EP0073268A1 Electro-hydraulic control of an actuator piston
DE3127422A1 Hydraulic vehicle-steering circuit
EP0068035A1 Vane pump, especially for power steering
DE3103745A1 HYDRAULIC LIFTING DEVICE
DE2915783A1 WORK MONITORED VALVE ARRANGEMENT
DE2905273A1 WING CELL PUMP, IN PARTICULAR TO STEERING AID
DE2902995A1 LIQUID SILENCER