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Bocholt, Germany

A. Friedr. Flender Ag

USPTO Granted Patents = 14

CIPO Patents = 4

Trademarks = 1

Forward Citations = 125

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23 inventors (with patents filed for the assignee):

Helmut Thewes (2 out of 2 patents)

Wilhelm Schäfer (2 out of 3 patents)

Wilhelm F Schafer (2 out of 7 patents)

4. Franz Schmeink (1 out of 7 patents)

5. Heinz-Jürgen Bohmann (1 out of 2 patents)

6. Dietmar Uebbing (1 out of 1 patent)

7. Peter Gödde (1 out of 2 patents)

8. Michael Te Uhle (1 out of 3 patents)

9. Alfred Schoo (1 out of 2 patents)

10. Erwin Kobensen (1 out of 1 patent)

11. Christian Nienhaus (1 out of 1 patent)

12. Karl Rasche (1 out of 1 patent)

13. Arno Klein-Hitpass (1 out of 1 patent)

14. Gil-Hwan Chun (1 out of 1 patent)

15. Mark Rypalla (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 7185559 - Gear mechanism for twin screw extruder (2007-03-06),

2. 7112157 - Gear unit for the drive of a rotation tube (2006-09-26),

3. 7048633 - Elastic coupling (2006-05-23),

4. 6419472 - Gear unit for a deep-borehole pump (2002-07-16),

5. 6398400 - Bearing bushing and machine part for receiving the bearing bushing (2002-06-04),

6. 6305998 - Marine drive mechanism with twin-engine distribution transmission (2001-10-23),

7. 6234661 - Transmission for a double screw extruder with two tapering helical shafts (2001-05-22),

8. 6232673 - Windmill (2001-05-15),

9. 6183317 - Ship drive with a drive engine and directly driven propeller shaft (2001-02-06),

10. 6050865 - Ship drive with a drive engine and directly drive propeller shaft (2000-04-18),

11. 6033271 - Ship drive with a driving engine and a directly driven propeller shaft (2000-03-07),

12. 5907982 - Drive for a double screw extruder (1999-06-01),

13. 5779126 - System for supporting torque (1998-07-14),

14. 5769428 - Device for sealing a hood that protects a tumbling barrel (1998-06-23),

A. Friedr. Flender AG is a leading global provider of mechanical power transmission equipment and services. Their products include gear units, couplings, and industrial brakes for various industries such as mining, cement, and marine. With over 100 years of experience, Flender is known for its reliability, innovation, and high-quality products.

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Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

14 Patents

#3 in Bocholt

#2,893 in Germany

#40,857 in the World

Bocholt, Germany

A. Friedr. Flender Ag

Forward Citations = 125

23 inventors:

Helmut Thewes (2 out of 2 patents)

Wilhelm Schäfer (2 out of 3 patents)

Wilhelm F Schafer (2 out of 7 patents)

4. Franz Schmeink (1 out of 7 patents)

5. Heinz-Jürgen Bohmann (1 out of 2 patents)

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