Company Filing History:
3 out of 4 
1 out of 1 
1 out of 1 Years Active: 1980-1988
Title: Willi Hansen: Innovator in Surface Hardening Technologies
Introduction
Willi Hansen is a notable inventor based in Erkelenz, Germany. He has made significant contributions to the field of surface hardening and smoothing technologies. With a total of 6 patents to his name, Hansen's work has had a considerable impact on manufacturing processes.
Latest Patents
Hansen's latest patents include a "Rolling apparatus for surface hardening or smoothing" and a "Surface-hardening or smoothing rolling machine." The rolling apparatus features at least one movable rolling device that includes a die carrier with a backing element. This innovative design allows for the position of the movable rolling device to be changed relative to an additional rolling device in a radial plane of a crankshaft. The surface-hardening rolling machine is designed for rolling eccentrically disposed surfaces on a workpiece, incorporating equipment for seating and rotatably driving the workpiece.
Career Highlights
Throughout his career, Willi Hansen has worked with reputable companies such as W. Hegenscheidt GmbH and Wilhelm Hegenscheidt Gesellschaft mit beschränkter Haftung. His experience in these organizations has allowed him to refine his skills and contribute to advancements in surface hardening technologies.
Collaborations
Hansen has collaborated with notable individuals in his field, including Garri Berstein and Rudolf Winkens. These partnerships have fostered innovation and the sharing of ideas, further enhancing the development of his patented technologies.
Conclusion
Willi Hansen's contributions to surface hardening and smoothing technologies are noteworthy. His innovative patents and collaborations reflect his dedication to advancing manufacturing processes. His work continues to influence the industry and inspire future innovations.