% Expired Patents = 100.0

EPO Patents = 5

Forward Citations = 13

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2 inventors (with patents filed for the assignee):

Henning Bruckhoff (2 out of 3 patents)

Evert Dijkstra (1 out of 13 patents)

2 patents: Sort by Forward Citations

1. 8073180 - Headset for a functional device (2011-12-06),

2. 7983439 - Headset for fitting of an earpiece (2011-07-19),

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USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#113 in Hanover

#10,692 in Germany

Hanover, Germany

Bruckhoff Apparatebau Gmbh

Forward Citations = 13

2 inventors:

Henning Bruckhoff (2 out of 3 patents)

Evert Dijkstra (1 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Bruckhoff Apparatebau Gmbh. Retrieved from https://idiyas.com/company/bruckhoff-apparatebau

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]

5 patents (EPO):

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]