For the Inventor, By the Inventor

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Recklinghausen, Germany

Firma Carl Still Gmbh & Kg

USPTO Granted Patents = 2

Forward Citations = 77

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5 inventors (with patents filed for the assignee):

Kurt Tippmer (1 out of 16 patents)

Ludwig Offermann (1 out of 4 patents)

Horst Dungs (1 out of 40 patents)

4. Heinrich Weber (1 out of 30 patents)

5. Rheinhold Wippich (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 4422857 - Coke gasification method (1983-12-27),

2. 4296938 - Immersion-type seal for the standpipe opening of coke ovens (1981-10-27),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#7 in Recklinghausen

#10,556 in Germany

Recklinghausen, Germany

Firma Carl Still Gmbh & Kg

Forward Citations = 77

5 inventors:

Kurt Tippmer (1 out of 16 patents)

Ludwig Offermann (1 out of 4 patents)

Horst Dungs (1 out of 40 patents)

4. Heinrich Weber (1 out of 30 patents)

5. Rheinhold Wippich (1 out of 1 patent)

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