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For the Inventor, By the Inventor

Essen, Germany

Steag Encotech Gmbh


USPTO Granted Patents = 2

% Expired Patents = 50.0

Forward Citations = 5

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7 inventors (with patents filed for the assignee):

goldMedal Wolfgang Benesch (1 out of 7 patents)

silverMedal Ulrich Keil (1 out of 1 patent)

bronzeMedal Harald Kusch (1 out of 1 patent)

4.  Toralf Schönfelder (1 out of 1 patent)

5.  Bernd Bendinger (1 out of 1 patent)

6.  Knut Wichmann (1 out of 1 patent)

7.  Reinhold Terhaar (1 out of 1 patent)


2 patents:

1. 6852228 - Method and apparatus for purifying untreated water (2005-02-08),
2. 6745705 - Furnace (2004-06-08),
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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#100 in Essen

#10,684 in Germany

Essen, DE
Essen, Germany

Steag Encotech Gmbh

Forward Citations = 5

7 inventors:

goldMedal Wolfgang Benesch (1 out of 7 patents)

silverMedal Ulrich Keil (1 out of 1 patent)

bronzeMedal Harald Kusch (1 out of 1 patent)

4.  Toralf Schönfelder (1 out of 1 patent)

5.  Bernd Bendinger (1 out of 1 patent)

Please report any incorrect information to [email protected]
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