For the Inventor, By the Inventor

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Frankfurt-am-Main, Germany

Aeg Energietechnik Gmbh

USPTO Granted Patents = 3

Forward Citations = 117

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5 inventors (with patents filed for the assignee):

Bernd Kohlstruck (2 out of 2 patents)

Gerhard Filip (2 out of 2 patents)

Norbert Berg (2 out of 2 patents)

4. Arnold Lamm (1 out of 1 patent)

5. Karl Kriechbaum (1 out of 9 patents)

3 patents: Sort by Forward Citations

1. 6551731 - Fuel cell system (2003-04-22),

2. 6136462 - High temperature fuel cells with heating of the reaction gas (2000-10-24),

3. 6011324 - Arrangement for ensuring uninterrupted current supply to an electrical (2000-01-04),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#122 in Frankfurt-am-Main

#8,262 in Germany

Frankfurt-am-Main, Germany

Aeg Energietechnik Gmbh

Forward Citations = 117

5 inventors:

Bernd Kohlstruck (2 out of 2 patents)

Gerhard Filip (2 out of 2 patents)

Norbert Berg (2 out of 2 patents)

4. Arnold Lamm (1 out of 1 patent)

5. Karl Kriechbaum (1 out of 9 patents)

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