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LUCAS LTD JOSEPH

Overview
  • Total Patents
    1,628
About

LUCAS LTD JOSEPH has a total of 1,628 patent applications. Its first patent ever was published in 1893. It filed its patents most often in United Kingdom, Germany and Canada. Its main competitors in its focus markets engines, pumps and turbines, transport and electrical machinery and energy are LUCAS INDUSTRIES LTD, BOSCH and BOSCH ROBERT.

Patent filings per year

Chart showing LUCAS LTD JOSEPHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lucas Limited Joseph 50
#2 Ifield Richard Joseph 48
#3 Joseph Ifield Richard 42
#4 Clarke John Stanley 17
#5 Lawrence Owen Napier 16
#6 Harris Thomas Alfred 15
#7 Watson Ernest Ansley 15
#8 Skinner R 14
#9 Ifield Richard J 13
#10 Harris Thomas A 12

Latest patents

Publication Filing date Title
GB1544201A Method of effecting a joining operation to an aluminium or aluminium surface layer
GB1520878A Electrically assisted cycles
US4049998A Control circuit for an electrically driven vehicle
DE2538754A1 CONTROL CIRCUIT FOR ELECTRICALLY DRIVEN VEHICLE
FR2280208A1 Lead acid battery with improved output to weight ratio - contg. thermoplastic casing and polyester wrapping to positive plates
ZA7502741B Electric storage batteries
GB1508769A Thyristor chopper circuits
US3989782A Method of forming a sintered ceramic product
GB1496488A Servo-mechanism for an internal combustion engine throttl
GB1485384A Method of forming a sintered ceramic product
GB1524192A Vehicle transmissions
GB1478984A Gas carburusing
GB1525563A Control circuit for an electrically driven vehicle
GB1482465A Method of producing a sintered ceramic product
GB1491704A Full wave rectifiers
GB1508773A Dc control circuits
ZA7401974B Method of preparing solutions of sulfite-modified battery plate grids for lead-acid batteries melamine resins
GB1489342A Method of forming a sintered ceramic product
GB1495387A Road vehicle radar system
US3792456A Liquid level detection systems