This inventor holds 5 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Metzeler Schaum Gmbh, Bayer Aktiengesellschaft. Active years: 1988-1999.
Company Filing History:
5 out of 29 
1 out of 12,266 
Years Active: 1988-1999
Title: Ulrich Heitmann: Innovator in Foam Technology
Introduction
Ulrich Heitmann is a notable inventor based in Memmingen, Germany. He has made significant contributions to the field of foam technology, particularly in sound-damping materials and flame-resistant foams. With a total of 5 patents to his name, Heitmann's work has had a considerable impact on various industries.
Latest Patents
One of Heitmann's latest patents is a foam material element designed for sound-damping cavities. This innovative element is particularly useful in light metal extruded profiles used in rail car construction. The foam material element consists of a sandwich structure with at least two layers: a resilient layer made of soft foam polyurethane and a heavy layer formed from a flocculated foam polyurethane compound. Before insertion into a cavity, the element is compressed and sealed in an air-tight film. Once placed in the cavity, the film is opened, allowing the foam to expand and create a broad surface contact with the walls, effectively sound-proofing the area.
Another significant patent involves a process for preparing a flame-resistant, elastic soft polyurethane foam. This process includes the incorporation of expanded graphite and melamine as flame retardants within a foam reaction mixture of polyol and polyisocyanate. This innovation enhances the safety and durability of foam materials used in various applications.
Career Highlights
Throughout his career, Ulrich Heitmann has worked with prominent companies such as Metzeler Schaum GmbH and Bayer Aktiengesellschaft. His experience in these organizations has allowed him to refine his expertise in foam technology and contribute to groundbreaking innovations.
Collaborations
Heitmann has collaborated with notable colleagues, including Heribert Rossel and Wolfgang Friedl. These partnerships have fostered a creative environment that has led to the development of advanced foam solutions.
Conclusion
Ulrich Heitmann's contributions to foam technology exemplify his innovative spirit and dedication to improving material performance. His patents reflect a commitment to enhancing safety and functionality in various applications. His work continues to influence the industry and inspire future innovations.