logo

For the Inventor, By the Inventor

Bocholt, Germany

A. Friedr. Flender Ag


USPTO Granted Patents = 14

% Expired Patents = 14.3


Trademarks = 1

Forward Citations = 126

Loading Chart...
Loading Chart...

16 inventors (with patents filed for the assignee):

goldMedal Helmut Thewes (2 out of 2 patents)

silverMedal Wilhelm Schäfer (2 out of 3 patents)

bronzeMedal 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:

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),
Company Overview
A. Friedr. Flender AG, headquartered in Bocholt, Germany, is a leading manufacturer specializing in drive systems and power transmission solutions. The company focuses on developing high-quality gear units, couplings, and drive components that cater to various industries, including mechanical engineering, energy, and transportation. With a commitment to innovation, Flender integrates advanced technology into its products, ensuring efficiency and reliability in applications ranging from industrial machinery to renewable energy systems.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

14 Patents

#3 in Bocholt

#2,908 in Germany

#42,249 in the World

Bocholt, DE
Bocholt, Germany

A. Friedr. Flender Ag

Forward Citations = 126

16 inventors:

goldMedal Helmut Thewes (2 out of 2 patents)

silverMedal Wilhelm Schäfer (2 out of 3 patents)

bronzeMedal 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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: A. Friedr. Flender Ag. Retrieved from https://idiyas.com/company/a-friedr-flender-ag

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]
Loading…