% Expired Patents = 100.0

Trademarks = 4

Forward Citations = 5

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4 inventors (with patents filed for the assignee):

Ernst-Peter Von Bergen (1 out of 14 patents)

Knud Drohula (1 out of 1 patent)

Carsten Behnke (1 out of 1 patent)

4. Frank Fischer (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 7435344 - Device for separating impurities from liquids (2008-10-14),

2. 6514108 - OCEAN-GOING SHIP, AND AN OCEAN-GOING VESSEL WITH A STERN TUBE SEAL ARRANGEMENT FOR SEALING A STERN TUBE FOR A PROPELLER DRIVE SHAFT, AND AN ARRANGEMENT FOR SEALING PROPELLER DRIVE SHAFTS IN AN OCEAN-GOING VESSEL (2003-02-04),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#258 in Hamburg

#10,696 in Germany

Hamburg, Germany

B+v Industrietechnik Gmbh

Forward Citations = 5

4 inventors:

Ernst-Peter Von Bergen (1 out of 14 patents)

Knud Drohula (1 out of 1 patent)

Carsten Behnke (1 out of 1 patent)

4. Frank Fischer (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: B+v Industrietechnik Gmbh. Retrieved from https://idiyas.com/company/b-plus-v-industrietechnik

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]