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For the Inventor, By the Inventor

Heidenrod, Germany

Siegfried Pohl

This inventor holds 5 USPTO granted patents. Top assignee: Didier-Werke Ag. Active years: 1985-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Siegfried Pohl. Retrieved from https://idiyas.com/inventor/siegfried-pohl-t5avi065

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 5

Forward Citations = 36(Granted Patents)


Location History:

  • Wiesbaden-Medenbach, DE (1985)
  • Heidenrod, DE (1987)
  • Heidenroth-Springen, DE (1990)
  • Heidenrod-Springen, DE (1994 - 1995)

Company Filing History:

goldMedal5 out of 203 
 
Didier-Werke Ag
 patents

Years Active: 1985-1995

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5 patents (USPTO):Explore Patents
1. 5429283 - Immersion nozzle formed of separate members (1995-07-04),
2. 5303905 - Refractory ceramic stopper, apparatus for support thereof, and assembly (1994-04-19),
3. 4923225 - Assembly for connecting a metal member to a ceramic refractory member (1990-05-08),
4. 4634685 - Refractory article suitable for casting molten metal (1987-01-06),
5. 4508324 - Fastening means for a closure plate on a sliding shutter outlet in a (1985-04-02),

Title: The Innovative Contributions of Siegfried Pohl

Introduction

Siegfried Pohl is a notable inventor based in Heidenrod-Springen, Germany. He has made significant contributions to the field of engineering, particularly in the design of specialized nozzles and stoppers. With a total of five patents to his name, Pohl's work reflects a commitment to innovation and practical solutions in industrial applications.

Latest Patents

One of Pohl's latest patents is for an immersion nozzle formed of separate members. This innovative design is employed for discharging material from a vessel to a mold. The nozzle includes an upper section connected to the vessel and a lower section immersed in the material within the mold. The design features discharge channels that converge and expand, allowing for efficient material transfer. Another significant patent is for a refractory ceramic stopper, which includes a recess with an annular outwardly enlarged portion. This stopper is designed to securely lock onto a stopper rod using spreadable members, enhancing its functionality in various applications.

Career Highlights

Pohl's career is marked by his dedication to developing practical solutions that address industry needs. His patents demonstrate a deep understanding of material handling and processing, showcasing his ability to innovate within his field. Working with Didier-Werke AG, Pohl has been able to apply his inventive skills to real-world challenges, contributing to the company's success.

Collaborations

Throughout his career, Pohl has collaborated with notable colleagues such as Ernst Luhrsen and Karl Baum. These partnerships have likely fostered an environment of creativity and innovation, allowing for the exchange of ideas and expertise.

Conclusion

Siegfried Pohl's contributions to engineering through his patents highlight his innovative spirit and commitment to advancing technology. His work continues to influence the industry, showcasing the importance of creativity in solving complex problems.

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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