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SMITH & SONS LTD S

Overview
  • Total Patents
    1,536
About

SMITH & SONS LTD S has a total of 1,536 patent applications. Its first patent ever was published in 1915. It filed its patents most often in United Kingdom, France and Canada. Its main competitors in its focus markets measurement, control and electrical machinery and energy are LEAR, KOLLSMAN INSTR CORP and SIEMENS APP UND MASCHINEN GMBH.

Patent filings per year

Chart showing SMITH & SONS LTD Ss patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meredith Frederick William 72
#2 William Meredith Frederick 44
#3 Bowen Tom 26
#4 Limited S Smith Sons England 20
#5 Henderson Cyril 20
#6 Moss Eric Beecroft 19
#7 Majendie Alastair Michael Adai 18
#8 Meredith Frederick W 16
#9 Steadman Clifford Stuart 16
#10 Tom Bowen 14

Latest patents

Publication Filing date Title
NZ238416A Tank lid with pressure and vacuum relief membrane
AU7803091A Tank lid
NZ221833A Barrel shaver: cutting head adapted to follow the contour of the barrels inner surface
US4818546A Method of spraying grapes with preservative liquid
NZ220934A Method and apparatus for intermittently spraying grapes immediately after harvesting
AU7399287A Valve control means
NZ220167A Automatically controlling plurality of valves using x-y plotter
AU7399087A Computer-controlled fermentation means for wines
WO8706992A1 Valve control means
NZ220121A Flexible tank ltd: activates vent valve when deformed
NZ220128A Means for injecting liquified gas into container
US4736864A Tank lid
US4790359A Gas injection means
AU7211187A Gas injection means
AU7211087A Lid for wine tank
ES317438A3 A coupling device for flexible driving trees. (Machine-translation by Google Translate, not legally binding)
US3326110A Heating and/or ventilating apparatus for vehicles
US3404485A Motor driven winding mechanism for motor vehicle windows
GB1094622A Improvements in speed-indicating systems
US3284649A Synchronous electric motor with an inertia flywheel and a unidirectional starter