Forward Citations = 15

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5 inventors (with patents filed for the assignee):

Wolfgang Fehrenbacher (3 out of 8 patents)

Erich Scheer (2 out of 2 patents)

Hans Heinzelmann (1 out of 2 patents)

4. Jurgen Berges (1 out of 1 patent)

5. Gunter Neininger (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4482260 - Electromechanical clock (1984-11-13),

2. D273849 - Electric clock movement (1984-05-15),

3. 4443113 - Electromechanical trigger for alarm clocks and other timer-operated (1984-04-17),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#10 in St. Georgen

#8,434 in Germany

St. Georgen, Germany

Kieninger & Obergfell

Forward Citations = 15

5 inventors:

Wolfgang Fehrenbacher (3 out of 8 patents)

Erich Scheer (2 out of 2 patents)

Hans Heinzelmann (1 out of 2 patents)

4. Jurgen Berges (1 out of 1 patent)

5. Gunter Neininger (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kieninger & Obergfell. Retrieved from https://idiyas.com/company/kieninger-and-obergfell

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]