Learn more

ULTRA HYDRAULICS LTD

Overview
  • Total Patents
    33
About

ULTRA HYDRAULICS LTD has a total of 33 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United Kingdom, United States and Japan. Its main competitors in its focus markets transport, mechanical elements and engines, pumps and turbines are SAUER DANFOSS APS, DANFOSS FLUID POWER AS and SAUER DANFOSS APS NORDBORG.

Patent filings per year

Chart showing ULTRA HYDRAULICS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lipscombe Brian Robert 5
#2 Lakin David Franz 3
#3 Turner Stephen Brian 3
#4 Toogood Graham John 3
#5 Parry Ian Charles 3
#6 Lipscombe Brian R 2
#7 Barnes Michael Stanley 2
#8 Toogood Graham J 2
#9 Parry Ian C 2
#10 Scott Graham 2

Latest patents

Publication Filing date Title
GB9623075D0 Detection circuits
GB9621207D0 Valve malfunction recovery system
GB9614021D0 Joystick actuators
GB9609726D0 Position sensors
GB9605941D0 Gear pump with two out of phase gears on a common shaft.
GB9605563D0 Optical position sensors
GB9603267D0 Position Sensors
GB9526372D0 Pressure sensing device
GB9523081D0 hydraulic flow control valve assemblies
GB9516477D0 Position sensors
GB9513134D0 Brake modulating valve assemblies
GB9503854D0 Electrohydraulic proportional control valve assemblies
GB9414147D0 Machine tool control system
GB9306131D0 Hydraulic flow control valve assemblies
US5137100A Hydrostatic transmissions
GB9020191D0 Rotary positive displacement hydraulic machines
GB9007676D0 Rotary drive mechanisms