Freising, Germany

Hagen Keiner

This inventor holds 2 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents. Top assignee: Dywidag-Systems International Gmbh. Active years: 2014-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hagen Keiner. Retrieved from https://idiyas.com/inventor/hagen-keiner

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


% Patents Active = 100.0

 

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Location History:

  • Munich, DE (2014)
  • Freising, DE (2020)

Company Filing History:


Years Active: 2014-2020

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2 patents (USPTO):Explore Patents

Title: Innovations by Hagen Keiner

Introduction

Hagen Keiner is a notable inventor based in Freising, Germany. He has made significant contributions to the field of engineering, particularly in the area of tensioning elements and prestressing techniques. With two patents to his name, Keiner's work showcases his innovative approach to solving complex engineering challenges.

Latest Patents

Hagen Keiner's latest patents include a method for installing a tensioning element in an anchor block and a device and method for controlling a prestressing jack when tensioning a tendon. The first patent describes a method where the prestressing element is attached to a holder, which is then moved to the anchor block. This method ensures that the prestressing element is introduced into a through-opening of the anchor block and fixed securely. The holder's design allows for a specific distance to be maintained, optimizing the installation process. The second patent focuses on a device that controls a clamping press based on the clamping force of a reference tension member. This innovative device features a hollow cylindrical housing and a piston that enables precise control of the clamping process, ensuring uniform stress across all tension members.

Career Highlights

Hagen Keiner is currently employed at Dywidag-Systems International GmbH, where he applies his expertise in engineering and innovation. His work at the company has allowed him to develop practical solutions that enhance the efficiency and effectiveness of tensioning systems. Keiner's contributions have been instrumental in advancing the technology used in construction and engineering projects.

Collaborations

Hagen Keiner has collaborated with notable colleagues such as Peter Steidinger and Oswald Nuetzel. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of innovative solutions.

Conclusion

Hagen Keiner's work exemplifies the spirit of innovation in engineering. His patents reflect a deep understanding of tensioning systems and a commitment to improving industry practices. Through his career at Dywidag-Systems International GmbH, Keiner continues to make significant contributions to the field.

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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