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TRANSFORMATOREN UNION AG

Overview
  • Total Patents
    963
About

TRANSFORMATOREN UNION AG has a total of 963 patent applications. Its first patent ever was published in 1969. It filed its patents most often in Germany, Japan and France. Its main competitors in its focus markets electrical machinery and energy and measurement are ALBERT F DORMEYER, MARTIN ROSENFELD and FREDERICK EDMUND BERRY.

Patent filings per year

Chart showing TRANSFORMATOREN UNION AGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Widmann Werner 43
#2 Alber Friedrich 22
#3 Broszat Gottfried 18
#4 Heinz Rudolf 18
#5 Altmann Gerhard Dipl Ing 16
#6 Mueller Walter Dr Ing 15
#7 Lauterwald Rolf 14
#8 Dedelmahr Rudolf 14
#9 Bendel Wolfgang 14
#10 Pfeiffer Richard Dr Ing 13

Latest patents

Publication Filing date Title
BR8703700A High current pass provision for transformers
EP0216249A1 High-tension winding consisting of axially superposed disc coil pairs
DE3629310A1 High-current conductor for special transformers
DE3627180A1 Liquid-cooled transformer
DE3540637A1 TRANSFORMER WITH FUSE
DE3540425A1 Process for decontaminating transformers
DE3539737A1 Winding for transformers and inductor coils
DE3537437A1 Inductor coil having at least one iron core of circular cross-section
DE3536900A1 Device for transformers and inductors, connected to a voltage, for measuring the clamping force for windings
DE3534843A1 Winding arrangement for transformers and inductors (chokes) having an upper voltage winding consisting of in each case at least one main winding and one tapped winding
DE3533882A1 High-current (high-power) layer winding for high-power transformers and inductors, consisting of conductors which are electrically connected in parallel
DE3533323A1 Inductor coil having at least one iron core whose cross-section is in the form of a circular ring
DE3532643A1 Drainage coil for a high-current converter transformer
BR8503983A High current passage for transformers, overall for oven and rectifier transformers
DE3528698A1 Transformer with liquid cooling and with a gas cushion which compensates for thermal expansion
BR8503129A Dry transformer with casted castings in cast resin
EP0167896A1 Disc coil winding for transformers
EP0166952A1 High-current transformer with indirect adjustment of tension by an intermediate circuit
EP0165435A1 Method for manufacturing a low tension coil for transformers
EP0163907A1 High-tension transformer winding with regulated voltage distribution