Krefeld, Germany

Erich Quadflieg

This inventor holds 6 USPTO granted patents. Top assignees: Mannesmann Aktiengesellschaft, Vallourec Mannesmann Oil & Gas Germany Gmbh. Active years: 1990-2003.


% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 5

Forward Citations = 189(Granted Patents)


Company Filing History:


Years Active: 1990-2003

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6 patents (USPTO):Explore Patents

Title: Erich Quadflieg: Innovator in Pipe and Drill Rod Technology

Introduction

Erich Quadflieg is a notable inventor based in Krefeld, Germany. He has made significant contributions to the field of engineering, particularly in the development of pipe connectors and drill rod couplings. With a total of 6 patents to his name, Quadflieg's innovations have had a lasting impact on various industries.

Latest Patents

One of Quadflieg's latest patents is a pipe connector that features a unique design with a sleeve element and a spigot element. This innovative joint allows for a secure connection through a threaded mechanism that compensates for thread play and tolerances. Another significant patent is his drill rod coupling, which includes a tapered external thread section and a sleeve element designed to enhance the efficiency and reliability of drill pipe connections. These inventions showcase his expertise in creating solutions that address complex engineering challenges.

Career Highlights

Throughout his career, Erich Quadflieg has worked with prominent companies such as Mannesmann Aktiengesellschaft and Vallourec Mannesmann Oil & Gas Germany GmbH. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking projects in the field of engineering.

Collaborations

Quadflieg has collaborated with notable professionals in the industry, including Friedrich Lenze and Gerhard Krug. These partnerships have fostered an environment of innovation and have led to the successful development of various engineering solutions.

Conclusion

Erich Quadflieg's contributions to pipe and drill rod technology exemplify his dedication to innovation and engineering excellence. His patents reflect a deep understanding of mechanical design and functionality, making him a respected figure in his field.

Profile summary based on public USPTO records.
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