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Spay, Rhein, Germany

Schottel-werft Josef Becker Gmbh & Co Kg

USPTO Granted Patents = 17

Forward Citations = 382

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17 inventors (with patents filed for the assignee):

Franz Krautkremer (10 out of 11 patents)

Siegfried Lais (6 out of 7 patents)

Reinhold Knecht (2 out of 2 patents)

4. Stefan Huth (2 out of 2 patents)

5. Gerd Krautkraemer (2 out of 2 patents)

6. Reinhold Reuter (1 out of 4 patents)

7. Stefan Kaul (1 out of 3 patents)

8. Gerd Krautkramer (1 out of 2 patents)

9. Christian Schaffrin (1 out of 1 patent)

10. Ulrich Duning (1 out of 1 patent)

11. Stephan Schneider (1 out of 2 patents)

12. Manfred Heer (1 out of 1 patent)

13. Siegfreid Lais (1 out of 1 patent)

14. Kurt Seitzinger (1 out of 1 patent)

15. Juergen Issleib (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 5520557 - Hydrojet (1996-05-28),

2. 5435762 - Drive unit for watercraft (1995-07-25),

3. 5397255 - Boat propulsion unit with a propulsion propeller arranged under the (1995-03-14),

4. 5336119 - Drive unit for relatively small watercraft (1994-08-09),

5. 5235266 - Energy-generating plant, particularly propeller-type ship's propulsion (1993-08-10),

6. 5209682 - Speed and direction indicator for ships (1993-05-11),

7. 4838821 - Drive mechanism particularly for flat-bottomed watercrafts (1989-06-13),

8. 4519335 - Device for controlling the direction of movement and thrust force of a (1985-05-28),

9. 4419082 - Water-jet drive mechanism for driving and controlling of particularly (1983-12-06),

10. 4418633 - Apparatus for controlling a watercraft (1983-12-06),

11. 4417877 - Water-jet drive mechanism for driving and controlling of particularly (1983-11-29),

12. 4412500 - Drive mechanism for ships or the like comprising a main propeller and an (1983-11-01),

13. 4411630 - Water-jet drive mechanism for the driving of watercraft (1983-10-25),

14. 4334489 - Reversing mechanism for steerable propellers, jet rudders or other drive (1982-06-15),

15. 4278431 - Hydro-jet propulsion device for driving and controlling of particularly (1981-07-14),

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USPTO Data Jan 1 1976 - Dec 2 2025

17 Patents

#1 in Spay, Rhein

#2,498 in Germany

#34,802 in the World

Spay, Rhein, Germany

Schottel-werft Josef Becker Gmbh & Co Kg

Forward Citations = 382

17 inventors:

Franz Krautkremer (10 out of 11 patents)

Siegfried Lais (6 out of 7 patents)

Reinhold Knecht (2 out of 2 patents)

4. Stefan Huth (2 out of 2 patents)

5. Gerd Krautkraemer (2 out of 2 patents)

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