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For the Inventor, By the Inventor

Frechen, Germany

Hans-Jurgen Langen

This inventor holds 11 USPTO granted patents. Top assignees: Gkn Walterscheid Gmbh, Jean Walterscheid Gmbh. Active years: 1990-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans-Jurgen Langen. Retrieved from https://idiyas.com/inventor/hans-jurgen-langen

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 60(Granted Patents)


Company Filing History:

goldMedal6 out of 80 
 
Gkn Walterscheid Gmbh
 patents
silverMedal5 out of 112 
 
Jean Walterscheid Gmbh
 patents

Years Active: 1990-1998

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11 patents (USPTO):Explore Patents
1. 5718634 - Torque limiting coupling (1998-02-17),
2. 5538474 - Driveshaft length adjusting mechanism with two profiles (1996-07-23),
3. 5462303 - Side strut for a lower steering arm of a tractor (1995-10-31),
4. 5454759 - Sealing assembly for a universal joint (1995-10-03),
5. 5408887 - Drive unit for driving agricultural implements or for effecting the (1995-04-25),
6. 5366043 - Lubricating device for two plunging profiles slidable inside one (1994-11-22),
7. 5270496 - Tension bar (1993-12-14),
8. 5076407 - Disconnectable coupling (1991-12-31),
9. 5046990 - Fixed guard for rotating joints (1991-09-10),
10. 5042588 - Lifting strut for a tractor (1991-08-27),
11. 4953411 - Angular bevel gear drive for agricultural implements (1990-09-04),

Title: **Inventor Hans-Jurgen Langen: Pioneering Innovations in Torque Couplings**

Introduction

Hans-Jurgen Langen, an accomplished inventor based in Frechen, Germany, holds a significant portfolio of 11 patents. His innovations primarily focus on mechanical engineering, specifically in the development of advanced torque limiting couplings and driveshaft mechanisms.

Latest Patents

Langen's most recent inventions include a torque limiting coupling and a driveshaft length adjusting mechanism. The torque limiting coupling features a unique design with a coupling sleeve, coupling hub, and driving elements that can switch between torque transmitting and disconnected positions. This innovative mechanism ensures that in cases of excessive torque, the system prevents an automatic re-engagement of the driving elements, adding a crucial safety measure to mechanical assemblies.

Additionally, his driveshaft length adjusting mechanism incorporates two tubular profiles that effectively transmit high torques without any exterior projecting components. This design enhances efficiency and adaptability in various engineering applications.

Career Highlights

Throughout his career, Langen has collaborated with notable companies, including GKN Walterscheid GmbH and Jean Walterscheid GmbH. His expertise in mechanical design and innovation has significantly contributed to advancements in the field.

Collaborations

Langen has worked closely with talented individuals in his field, including coworkers Horst Kretschmer and Felix Mikeska. Their joint efforts have fostered a collaborative environment that has propelled their projects to new heights, emphasizing teamwork in the realm of invention.

Conclusion

Hans-Jurgen Langen's contributions to mechanical engineering through his patents signify a commendable commitment to innovation. His work continues to inspire advancements in safety and efficiency within the industry, reflecting the vital role of inventors in shaping the future of technology.

Profile summary based on public USPTO records.
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]
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