For the Inventor, By the Inventor

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Hamburg, Germany

Skf Marine Gmbh

USPTO Granted Patents = 16

% Expired Patents = 18.8

EPO Patents = 15

Trademarks = 10

Forward Citations = 5

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27 inventors (with patents filed for the assignee):

Holger Spardel (6 out of 7 patents)

Carlos Fangauf (4 out of 7 patents)

Frank Albrecht (3 out of 3 patents)

4. Ulrich Albrecht (3 out of 3 patents)

5. Kai Danneberg (3 out of 4 patents)

6. Uwe Leitloff (3 out of 3 patents)

7. Detlef Hammerschmidt (3 out of 3 patents)

8. Dirk Bargende (3 out of 3 patents)

9. Mathias Rusch (2 out of 3 patents)

10. Marko Wrage (2 out of 4 patents)

11. Lars Ziemen (2 out of 4 patents)

12. Michael Zollenkopf (2 out of 3 patents)

13. Thomas Siebrecht (2 out of 3 patents)

14. Christian Thieme (1 out of 2 patents)

15. Olaf Streich (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 12679513 - Fin stabilizer (2026-07-14),

2. 12612137 - Device for the roll stabilizing of a watercraft (2026-04-28),

3. 12539945 - Drive device and fin stabilizer (2026-02-03),

4. 11796016 - Shaft lock (2023-10-24),

5. 11732757 - Plain bearing (2023-08-22),

6. 11148768 - Active stabilizing device and method (2021-10-19),

7. 11052979 - Active stabilizing device and method (2021-07-06),

8. 10988220 - Cover device and thruster (2021-04-27),

9. 10941054 - Method and device for preparing a fluid loaded with ingredients (2021-03-09),

10. 10617970 - Evaporation system, evaporation method, and sealing system (2020-04-14),

11. 10550890 - Seal assembly including connecting channel (2020-02-04),

12. 10421522 - Cover device and thruster (2019-09-24),

13. 10220923 - Fin stabilizer, covering element and water vehicle (2019-03-05),

14. 10024360 - Axial bearing and retainer (2018-07-17),

15. 9937991 - Sealing system, method and watercraft (2018-04-10),

SKF Marine GmbH, based in Hamburg, Germany, specializes in advanced marine technology solutions, focusing on enhancing the performance and reliability of marine vessels. The company develops and manufactures a range of products including bearings, seals, and lubrication systems tailored for marine applications. With a commitment to innovation, SKF Marine integrates cutting-edge research in materials science and engineering to address the evolving needs of the maritime industry, ensuring sustainability and efficiency in marine operations.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

16 Patents

#64 in Hamburg

#2,620 in Germany

#37,766 in the World

Hamburg, Germany

Skf Marine Gmbh

Forward Citations = 5

27 inventors:

Holger Spardel (6 out of 7 patents)

Carlos Fangauf (4 out of 7 patents)

Frank Albrecht (3 out of 3 patents)

4. Ulrich Albrecht (3 out of 3 patents)

5. Kai Danneberg (3 out of 4 patents)

Please report any incorrect information to [email protected]

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