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For the Inventor, By the Inventor

Parma, OH, United States of America

Dionisyj W Demianczuk

This inventor holds 6 USPTO granted patents. Top assignee: Republic Steel Corporation. Active years: 1982-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dionisyj W Demianczuk. Retrieved from https://idiyas.com/inventor/dionisyj-w-demianczuk

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 2

Forward Citations = 14(Granted Patents)


Company Filing History:

goldMedal6 out of 96 
 
Republic Steel Corporation
 patents

Years Active: 1982-1983

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6 patents (USPTO):Explore Patents
1. 4411056 - Production of steel products with medium to high contents of carbon and (1983-10-25),
2. 4410369 - Manufacture of electrically welded steel pipe (1983-10-18),
3. 4405381 - Steel products such as bars, compositionally non-rimming and internally (1983-09-20),
4. 4405380 - High strength, low alloy steel with improved surface and mechanical (1983-09-20),
5. 4375376 - Retarded aging, rimmed steel with good surface quality (1983-03-01),
6. 4348800 - Production of steel products with medium to high contents of carbon and (1982-09-14),

Title: Innovations of Dionisyj W Demianczuk

Introduction

Dionisyj W Demianczuk is a notable inventor based in Parma, Ohio, recognized for his contributions to the field of steel production. With a total of six patents to his name, Demianczuk has made significant advancements in the manufacturing of steel products, particularly those with high carbon content and enhanced properties.

Latest Patents

Demianczuk's latest patents include innovative methods for producing steel products with medium to high contents of carbon. One of his notable inventions involves a process that allows for the creation of steel products characterized by high strength or desirable magnetic and electrical properties. This method entails pouring an ingot mold 80 to 95% full of molten, rimming steel, allowing it to rim for several minutes, and then filling the mold with additional carbon or manganese. The result is a solidified ingot that possesses the desired internal composition while maintaining the superior surface condition of rimmed steel. Another significant patent focuses on the manufacture of electrically welded steel pipe. This process involves creating skelp from rimming steel and ensuring that the finished pipe has high wall strength and minimal defects at the seam.

Career Highlights

Demianczuk has spent a considerable part of his career at Republic Steel Corporation, where he has applied his expertise in steel manufacturing. His innovative approaches have not only improved product quality but have also enhanced the efficiency of production processes.

Collaborations

Throughout his career, Demianczuk has collaborated with esteemed colleagues such as Joseph E. Franklin and Gregory J. McLean. These partnerships have contributed to the successful development and implementation of his patented technologies.

Conclusion

Dionisyj W Demianczuk's contributions to the steel industry through his innovative patents have significantly advanced the field. His work continues to influence steel production methods, ensuring the creation of high-quality products with desirable properties.

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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