Company Filing History:
Years Active: 2000-2002
Title: Rolf Stiefel: Innovator in Telecommunications
Introduction
Rolf Stiefel is a notable inventor based in Gerlingen, Germany. He has made significant contributions to the field of telecommunications, particularly in methods for accepting call charges. With a total of 3 patents to his name, Stiefel's work has had a lasting impact on how call charges are processed in telephone networks.
Latest Patents
Stiefel's latest patents include innovative methods for the acceptance of calling charges. One of his patents describes a method where the calling subscriber sends a caller-specific signal as a binding confirmation of an agreement on charge allocation between two subscribers. This method allows the called subscriber to accept the call after the agreement is confirmed. Another patent outlines a method for accepting charges in individual connections, where the called subscriber station signals cost acceptance through an identification number stored on a chip card. This process involves the telephone network processing the transmitted binding cost acceptance signals.
Career Highlights
Rolf Stiefel has worked at Alcatel, a leading telecommunications company, where he has been able to apply his innovative ideas in a practical setting. His work has contributed to advancements in telecommunications technology, particularly in the area of call charge acceptance.
Collaborations
Stiefel has collaborated with notable colleagues such as Roland Sawatzki and Ulrich Barth. These collaborations have likely enhanced the development and implementation of his innovative ideas in the telecommunications sector.
Conclusion
Rolf Stiefel's contributions to telecommunications through his patents and work at Alcatel highlight his role as an influential inventor in the industry. His innovative methods for accepting call charges continue to shape the way telecommunications operate today.