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WALKER MAGNETICS GROUP INC

Overview
  • Total Patents
    29
About

WALKER MAGNETICS GROUP INC has a total of 29 patent applications. Its first patent ever was published in 1975. It filed its patents most often in United States, EPO (European Patent Office) and Germany. Its main competitors in its focus markets electrical machinery and energy, machine tools and surface technology and coating are CT BADAWCZO KONST OBRABIAREK, A T T ADVANCED TRANSFORMER TEC and JYOTI LTD.

Patent filings per year

Chart showing WALKER MAGNETICS GROUP INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pignataro Dominic F 6
#2 Dunham Richard M 4
#3 Osipov Vladimir W 3
#4 Ela Roger B 3
#5 Chadbourne Thomas G 2
#6 Pignataro Dominic Francis 2
#7 Gambut Jean-Michel 2
#8 Palmer David W 2
#9 Mcdonald Donald C 2
#10 Doyelle Pierre 2

Latest patents

Publication Filing date Title
US6229422B1 Electrically switchable magnet system
EP1129457A2 Electromagnetic lifting system
US6002317A Electrically switchable magnet system
US5270678A Magnetic rail chuck
US5134999A Ultrasonic transducer assembly
US5080234A Eddy current separator
US5014970A Body member positioner
EP0313237A1 Annular hole cutter
US4771358A Magnetic chuck controller
US4807430A Thread wrapping apparatus
US4663602A Magnetic chuck
US4733137A Ion nitriding power supply
US4600964A Lifting magnet system
US4633361A Chuck control for a workpiece holding electromagnet
US4023267A Method of fabricating a magnetic chuck
US4044894A Load tilting magnetic lift
US3978399A Integrating fluxmeter with input current compensation to cancel drift