Company Filing History:
3 out of 1,150 
1 out of 1 
1 out of 21 Years Active: 2003-2005
Title: The Innovative Contributions of Roland Stephan
Introduction
Roland Stephan is a notable inventor based in Riesa, Germany, recognized for his significant contributions to the field of engineering and manufacturing. With a total of five patents to his name, he has developed innovative methods and devices that enhance production processes in various industries.
Latest Patents
One of his latest patents is a method for producing metallic, non-rotationally symmetrical rings with a constant wall thickness over their circumference. This invention focuses on a method and device for creating metal rings, particularly cam rings, from a hot-rolled pipe. The process involves severing individual portions from the pipe, mechanically machining them, and subsequently hardening and tempering them. The ring blanks are severed to equal widths and are shaped through cold forming, ensuring a structure suitable for this process.
Another significant patent is for an apparatus designed for the continuous, chipless separation of individual, identical disk-shaped blanks or rods from round bar-shaped workpieces. This apparatus includes at least two cutting rollers that work together to separate and roll the workpiece. The design of the cutting rollers is such that it prevents collisions during the separation process, enhancing efficiency and precision.
Career Highlights
Throughout his career, Roland Stephan has worked with prominent companies, including Mannesmann Aktiengesellschaft and Zannesmann AG. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
He has collaborated with notable coworkers such as Wilfried Förster and Joachim Schlegel, further enriching his professional journey and expanding his network within the industry.
Conclusion
Roland Stephan's inventive spirit and dedication to engineering have led to the development of valuable patents that improve manufacturing processes. His work continues to influence the industry, showcasing the importance of innovation in engineering.