Location History:
- 24119 Kronshagen, DE (2006)
- Kronshagen, DE (1999 - 2021)
Company Filing History:
3 out of 540 
1 out of 1 
1 out of 6 
Years Active: 1999-2021
Title: Biography of Hans-Hinrich Sievers
Introduction: Hans-Hinrich Sievers is a notable inventor based in Kronshagen, Germany. He has made significant contributions to the field of medical technology, particularly in the development of prosthetic heart valves. With a total of 12 patents to his name, Sievers has established himself as a leading figure in his area of expertise.
Latest Patents: Among his latest innovations are two key patents related to prosthetic heart valves. The first patent describes a prosthetic heart valve that includes a valve frame with multiple valve leaflets and a fastening area for secure attachment in a blood vessel. This design features a stabilizing ring that maintains a predetermined shape and diameter, allowing for expansion through radial force. The second patent outlines a heart valve prosthesis that also incorporates a valve frame and valve leaflets, with a fastening region that connects axially to the valve frame. This fastening region includes a stabilizing ring that is force-decoupled from the valve frame, enhancing its functionality.
Career Highlights: Throughout his career, Hans-Hinrich Sievers has worked with various companies, including Aesculap AG, where he has contributed to advancements in medical devices. His work has been instrumental in improving the quality of life for patients requiring heart valve replacements.
Collaborations: Sievers has collaborated with esteemed colleagues such as Michael Scharfschwerdt and