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SPICER HARDY LTD

Overview
  • Total Patents
    86
About

SPICER HARDY LTD has a total of 86 patent applications. Its first patent ever was published in 1885. It filed its patents most often in United Kingdom, France and Canada. Its main competitors in its focus markets mechanical elements, machines and transport are UNI CARDAN AG, GAEA TECH CORP and LOEHR & BROMKAMP GMBH.

Patent filings per year

Chart showing SPICER HARDY LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Bird Colin Arthur 23
#2 Turner Colin Francis Samuel 15
#3 Sankey Ivor George 9
#4 Bird Colin A 6
#5 Turner Colin F S 5
#6 Bowyer John Thomas 4
#7 Pugh Keith John 4
#8 Ledbetter Robert Stanley 3
#9 Mazziotti Philip J 3
#10 Burkhalter Robert R 3

Latest patents

Publication Filing date Title
US5230659A Constant velocity ratio universal joint having improved centering of inner and outer joint members
GB8829530D0 Constant velocity ratio universal joints
GB8827655D0 Constant velocity ratio universal joints
GB8727268D0 Shaft connection for torque transmission
GB8719657D0 Constant velocity ratio universal joint
GB8719373D0 Flexible coupling
GB8716180D0 Outer member for universal joint
GB8715752D0 Universal joint
GB8630091D0 Drive shaft
GB8629122D0 Shaft connection
GB8607947D0 Outer member of universal joint
GB8500939D0 Connection of sealing boot
EP0050421A1 Constant velocity ratio universal joint
DK12881A Procedure for manufacturing an internal element in a kardan connection
ES241007A1 A speed change mechanism (Machine-translation by Google Translate, not legally binding)
US2980209A Change-speed gears
GB842909A Improvements in or relating to change-speed gears
GB775212A Improved device for rotatably supporting a shaft
GB764124A Improved device for rotatably supporting a shaft
DE965097C Needle roller bearings