Alling, Germany

Ulrich Liefländer

This inventor holds 1 USPTO granted patent. Top assignee: Siemens Aktiengesellschaft. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ulrich Liefländer. Retrieved from https://idiyas.com/inventor/ulrich-liefländer

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: Innovator Ulrich Liefländer: Pioneering Methods for Subscriber Access Line Testing

Introduction: Ulrich Liefländer, based in Alling, Germany, is an accomplished inventor known for his significant contribution to the field of telecommunications through his innovative patent. With a commitment to enhancing the efficiency of subscriber access lines, Liefländer's work showcases the importance of continual innovation in technology.

Latest Patents: Liefländer holds a patent for a "Method for testing subscriber access lines." This groundbreaking method enables testing to be conducted locally, online, and virtually continuously. Utilizing a digital signal processor, the system gathers test results at a central point and communicates these findings to specific locations within the subscriber access network. This is particularly advantageous for maintenance work being carried out at distribution nodes.

Career Highlights: Ulrich Liefländer is currently employed at Siemens Aktiengesellschaft, a company renowned for its technological advancements and innovative solutions in various sectors. His engagement with Siemens underscores his commitment to developing cutting-edge methods that improve communication infrastructure.

Collaborations: Throughout his career, Liefländer has had the opportunity to collaborate with esteemed colleagues, including Svend Christensen and Ludwig Dirscherl. Their combined expertise and innovative mindset contribute to the advancement of technology within the industry.

Conclusion: Ulrich Liefländer stands out as a notable inventor whose contributions enhance the operational efficiency of subscriber access lines. His patent not only showcases his creative problem-solving abilities but also reflects the broader impact of innovation in telecommunications, paving the way for more reliable communication methods in the future.

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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