% Expired Patents = 42.9

EPO Patents = 2

Trademarks = 3

Forward Citations = 25

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10 inventors (with patents filed for the assignee):

Frederik Stoldt (2 out of 14 patents)

Jens Baier (2 out of 2 patents)

André Vierke (2 out of 2 patents)

4. Jens Lutzhöft (2 out of 5 patents)

5. Jörn Grotherr (2 out of 6 patents)

6. William R Hamilton (2 out of 3 patents)

7. Christian Hoffmann (1 out of 2 patents)

8. Heiko Junge (1 out of 1 patent)

9. Tomoya Inoue (1 out of 1 patent)

10. Eiichi Higashi (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 9181762 - Device for securing pipes having various diameters (2015-11-10),

2. 9062698 - Apparatus for handling and holding a pipe (2015-06-23),

3. 9057225 - Apparatus for releasably holding a pipe, rod or the like (2015-06-16),

4. 8978961 - Method for producing connecting elements by way of a pressure welding process and connecting element (2015-03-17),

5. 8783137 - Apparatus for spinning drill pipe (2014-07-22),

6. 8596344 - Handling device for pipes (2013-12-03),

7. 7699098 - Apparatus for stabbing pipe when using an iron roughneck (2010-04-20),

Company Overview

Blohm + Voss Oil Tools GmbH is a leading global supplier of oilfield equipment, specializing in the design and manufacturing of high-quality drilling tools for the oil and gas industry. With a focus on innovation and quality, we provide reliable solutions to help our customers achieve their drilling goals efficiently and safely.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#116 in Hamburg

#4,861 in Germany

Hamburg, Germany

Blohm + Voss Oil Tools Gmbh

Forward Citations = 25

10 inventors:

Frederik Stoldt (2 out of 14 patents)

Jens Baier (2 out of 2 patents)

André Vierke (2 out of 2 patents)

4. Jens Lutzhöft (2 out of 5 patents)

5. Jörn Grotherr (2 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Blohm + Voss Oil Tools Gmbh. Retrieved from https://idiyas.com/company/blohm-plus-voss-oil-tools

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]

2 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]