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RUBEN SAMUEL

Overview
  • Total Patents
    146
About

RUBEN SAMUEL has a total of 146 patent applications. Its first patent ever was published in 1923. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, environmental technology and semiconductors are QUSWAMI INC, MICO LTD and MICO CO LTD.

Patent filings in countries

World map showing RUBEN SAMUELs patent filings in countries

Patent filings per year

Chart showing RUBEN SAMUELs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ruben Samuel 92
#2 Williams Jr Fred D 7
#3 Smith Jr Cleveland Scudder 4
#4 Sol Blumenthal 2
#5 Williams Fred D Jr 2
#6 Samuel Ruben 2
#7 Herbert Proebstl 1
#8 Smith C Scudder 1
#9 Wilbur Baum Frederick 1

Latest patents

Publication Filing date Title
US4613552A Cell cathode material
US4487822A Galvanic cell with tin fluoborate electrolyte
US4306005A Alkaline primary cell with cathode of potassium permanganate with lithium hydroxide
US4251608A Lead-sulfuric acid battery with stainless steel or titanium grid
US4297232A Glycol-iodine composition and method of preparation
US4131515A Method for making positive electrode for lead-sulfuric acid storage battery
US4127709A Process for electro-plating nickel on titanium
US4140840A Lead-sulfuric acid storage battery and grid therefor
US4074030A Process for producing nickel oxide cathodic reactant for primary cells
US4074029A Rechargeable voltaic cell with lead mercury amalgam anode and lead peroxide cathode
US3940284A Nickel oxide electric current producing cell
CA1017797A Magnesium-mercuric dioxysulfate primary cell
CA1036665A Hermetically sealed storage battery with grid-supported electrodes
US3870563A Hermetically sealed storage battery
US3615831A Lead oxide-sulfuric acid battery having a positive electrode comprising a titaniummolybdenum-zirconium alloy grid
US3576674A Lead peroxide-sulfuric acid cell
US3539398A Magnesium primary cell
US3486940A Storage battery having a positive electrode comprising a supporting base of titanium nitride having a surface film of non-polarizing material
US3499795A Storage battery having electrodes comprising a supporting base of titanium nitride
GB1173179A Method of Producing Micro-Perforated Stainless Steel Sheets