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PERMAG CORP

Overview
  • Total Patents
    14
About

PERMAG CORP has a total of 14 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets electrical machinery and energy, materials and metallurgy and machines are A T T ADVANCED TRANSFORMER TEC, THORDARSON ELECTRIC MFG COMPAN and JYOTI LTD.

Patent filings per year

Chart showing PERMAG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stelter Richard E 4
#2 Leblang Stanley H 3
#3 Lipschitz Henry 2
#4 Dreckmann Harald J 1
#5 Leblang Stanley Howard 1
#6 Sterman Martin D 1
#7 Lipschitz H 1
#8 Lituri Paul 1

Latest patents

Publication Filing date Title
US5865970A Permanent magnet strucure for use in a sputtering magnetron
US5635889A Dipole permanent magnet structure
US4531035A Exposed ferrite core impeder
US4339853A Magnetic decoupler
US3322579A Magnetic hysteresis alloy made by a particular process
US3259530A Method of double ageing a magnetic hysteresis alloy
CA764389A Magnetic hysteresis alloys