Duisburg, Germany

Hans Schrewe

This inventor holds 25 USPTO granted patents, primarily in Continuous Casting Technology. Top assignees: Mannesmann Aktiengesellschaft, Gustav Wiegard Maschinenfabrik, Lechler Gmbh & Co. Kg. Active years: 1976-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans Schrewe. Retrieved from https://idiyas.com/inventor/hans-schrewe

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 = 2.5

ph-index = 7

Forward Citations = 107(Granted Patents)


Location History:

  • Duisburg-Ungelsheim, DE (1978)
  • Duisburg, DE (1976 - 1981)
  • Dusseldorf, DE (1981 - 1986)
  • Duesseldorf, DE (1986 - 1990)

Company Filing History:


Years Active: 1976-1990

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Areas of Expertise:
Continuous Casting
Quality Control
Electromagnetic Stirring
Molten Metal
Cooling Systems
Casting Powder
Steel Production
Inspection Devices
Geometric Measurement
Additive Feeding
Crystalline Structure
Tundish Design
25 patents (USPTO):Explore Patents

Title: The Innovative Patents of Hans Schrewe

Introduction

Hans Schrewe, a notable inventor based in Duisburg, Germany, has made significant contributions to the field of engineering and manufacturing, particularly in continuous casting technology. With an impressive portfolio of 25 patents to his name, Schrewe has demonstrated a commitment to innovation and excellence in his work.

Latest Patents

One of his latest inventions is a groundbreaking device for continuous casting of slabs, which incorporates quality control in multiple continuous casting plants. This innovative system allows for the cutting of multiple castings into billets, integrating them in a transverse transport facility. The design permits separation into inspected and non-inspected billets, followed by a recombination process that ensures efficient cooling. The transportation system is notably advanced, utilizing two transverse and two longitudinal facilities, which can be combined in various configurations. This method requires minimal pivoting action, facilitating a streamlined transport of billets out of the system.

Career Highlights

Throughout his career, Hans Schrewe has worked with industry leaders, including Mannesmann Aktiengesellschaft and Gustav Wiegard Maschinenfabrik. His roles in these companies have enabled him to develop and refine his innovative ideas, contributing to advancements in manufacturing processes and quality control.

Collaborations

Hans Schrewe has collaborated with notable coworkers such as Fritz-Peter Pleschiutschnigg and Hans Gruner. These partnerships have played a crucial role in the successful realization of his patents and innovations, highlighting the importance of teamwork in the realm of invention.

Conclusion

In summary, Hans Schrewe stands out as a remarkable inventor whose patents have greatly influenced the continuous casting industry. His latest inventions showcase his ingenuity and dedication to improving manufacturing practices. With 25 patents, his work not only demonstrates innovation but also sets a benchmark for future developments in this important 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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