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Lohmar, Germany

Jean Walterscheid Gmbh

USPTO Granted Patents = 112

Trademarks = 3

Forward Citations = 1,358

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44 inventors (with patents filed for the assignee):

Hubert Geisthoff (35 out of 35 patents)

Paul Herchenbach (15 out of 29 patents)

Wilhelm Von Allworden (13 out of 14 patents)

4. Klaus Kampf (11 out of 17 patents)

5. Clemens Nienhaus (11 out of 20 patents)

6. Mathias Konrad (11 out of 11 patents)

7. Felix Mikeska (10 out of 13 patents)

8. Jurgen Vollmer (8 out of 11 patents)

9. Theo Buthe (8 out of 8 patents)

10. Hans-Jurgen Langen (5 out of 11 patents)

11. Dieter Kunze (5 out of 5 patents)

12. Karl Coenen (4 out of 11 patents)

13. Horst Kretschmer (4 out of 12 patents)

14. Norbert Muller (4 out of 6 patents)

15. Alexander Post (4 out of 4 patents)

Core Competencies:

Agricultural Implements

Torque Limiting Clutch

Universal Joint

Coupling Device

Drive Shaft

Safety Mechanism

Adjustable Friction Clutch

Overload Clutch

Three-Point Hitch

Connection Mechanism

Lifting Strut

Protective Device

112 patents: Sort by Forward Citations

1. 5361850 - Side strut for the lower steering arm of a three-point hitch (1994-11-08),

2. 5342241 - Torque limiting coupling with driving members and switching cams having (1994-08-30),

3. 5339907 - Device for connecting an agricultural implement to a tractor (1994-08-23),

4. 5318375 - Lock for securing a coupling sleeve (1994-06-07),

5. 5308281 - Coupling disconnected in the case of overloading (1994-05-03),

6. 5270496 - Tension bar (1993-12-14),

7. 5267904 - Hooks universal joint having supporting member (1993-12-07),

8. 5263734 - Coupling device for attaching towable implements to a tractor (1993-11-23),

9. 5170870 - Switchable freewheeling ratchet unit (1992-12-15),

10. 5076407 - Disconnectable coupling (1991-12-31),

11. 5076369 - Length-adjustable upper steering arm for a three-point coupling device (1991-12-31),

12. 5069574 - Connection between two components (1991-12-03),

13. 5065639 - Double bevel gear angular drive (1991-11-19),

14. 5054594 - Pawl freewheel clutch (1991-10-08),

15. 5052724 - Threaded swivel connector (1991-10-01),

Jean Walterscheid GmbH, based in Lohmar, Germany, specializes in the development and manufacturing of advanced agricultural couplings. The company is recognized for its innovative solutions in agricultural implements, focusing on technologies such as torque limiting clutches, universal joints, and coupling devices. Their products are designed to enhance safety and efficiency in agricultural machinery, incorporating features like adjustable friction clutches and overload clutches to meet the demanding needs of the industry.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

112 Patents

#3 in Lohmar

#529 in Germany

#7,047 in the World

Lohmar, Germany

Jean Walterscheid Gmbh

Forward Citations = 1,358

44 inventors:

Hubert Geisthoff (35 out of 35 patents)

Paul Herchenbach (15 out of 29 patents)

Wilhelm Von Allworden (13 out of 14 patents)

4. Klaus Kampf (11 out of 17 patents)

5. Clemens Nienhaus (11 out of 20 patents)

Please report any incorrect information to [email protected]

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