Forward Citations = 55

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4 inventors (with patents filed for the assignee):

Ulrich Kleeberg (2 out of 6 patents)

Jurgen Leimkuhler (2 out of 5 patents)

Johannes Kautz (1 out of 1 patent)

4. Karl-Rudolf Hegemann (1 out of 17 patents)

3 patents: Sort by Forward Citations

1. 4019444 - Method of and apparatus for incinerating refuse (1977-04-26),

2. 4013455 - Method of and apparatus for treating a nonferrous metal (1977-03-22),

3. 4007025 - Apparatus for cleaning stack gas and using same for generation of (1977-02-08),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#77 in Essen

#8,427 in Germany

Essen, Germany

Gottfried Bischoff Bau Kompl.

Forward Citations = 55

4 inventors:

Ulrich Kleeberg (2 out of 6 patents)

Jurgen Leimkuhler (2 out of 5 patents)

Johannes Kautz (1 out of 1 patent)

4. Karl-Rudolf Hegemann (1 out of 17 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gottfried Bischoff Bau Kompl.. Retrieved from https://idiyas.com/company/gottfried-bischoff-bau-kompl

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]