Company Filing History:
Years Active: 2008-2009
Title: Innovations by Inventor Xiaohe Liu
Introduction
Xiaohe Liu is a notable inventor based in Woodbury, MN (US). He has made significant contributions to the field of sound absorption technology. With a total of 2 patents, his work focuses on improving acoustic performance in various applications.
Latest Patents
One of Xiaohe Liu's latest patents is a sound absorptive multilayer composite. This innovative composite features an air-impermeable barrier, an air-permeable reinforcing core with an airflow resistance of at least about 100 mks Rayls, and a thickness of at least about one-third of the final composite thickness. Additionally, it includes an air-permeable open cell foam or fibrous pad with an airflow resistance of less than about 2000 mks Rayls and a thickness of at least about one-tenth of the final composite thickness. Furthermore, a semipermeable airflow-resistive membrane with an airflow resistance ranging from about 500 to about 4000 mks Rayls can enhance the acoustic performance of existing vehicular headliner designs. By strategically adding and positioning these components, improvements in sound absorption can be achieved.
Career Highlights
Xiaohe Liu is currently employed at 3M Innovative Properties Company, where he continues to develop innovative solutions in sound absorption technology. His work has garnered attention for its practical applications in various industries.
Collaborations
Xiaohe Liu collaborates with Delton R Thompson, Jr., contributing to the advancement of sound absorptive technologies.
Conclusion
Xiaohe Liu's innovative work in sound absorptive multilayer composites showcases his expertise and commitment to enhancing acoustic performance. His contributions are valuable to the field and demonstrate the importance of innovation in technology.