Company Filing History:
Years Active: 2013-2019
Title: Innovations by Inventor Jing C Chang
Introduction
Jing C Chang is a notable inventor based in Springfield, VA (US). He has made significant contributions to the field of smoking article filters, holding a total of 3 patents. His work focuses on enhancing the efficiency and effectiveness of filter assemblies through innovative designs and materials.
Latest Patents
One of his latest patents is titled "Filter rod including electrostatically charged fibers." This invention describes a filter rod that comprises a core of cellulose acetate fibers surrounded by a lofty porous network of charge-retaining polymer fibers. The charge-retaining fibers can be charged to attract and hold particles from sources such as particulate matter from sorbents and smoke constituents, all while maintaining a suitable pressure drop.
Another significant patent is "Method and apparatus for manufacture of smoking article filter assembly including electrostatically charged fibers." This patent outlines a method and apparatus for creating a cigarette filter assembly that potentially reduces particle breakthrough. The method involves forming a lofty porous network of charge-retaining polymer fibers through mechanical, chemical, or thermal bonding. The apparatus is designed to handle the lofty media with minimal crushing, ensuring high-speed operation.
Career Highlights
Jing C Chang has worked with prominent companies in the industry, including Philip Morris USA Inc. and Philip Morris Products S.A. His experience in these organizations has allowed him to develop and refine his innovative ideas in filter technology.
Collaborations
Throughout his career, Chang has collaborated with talented individuals such as Szu-Sung Yang and Lixin Xue. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Jing C Chang's contributions to the field of smoking article filters demonstrate his commitment to innovation and improvement. His patents reflect a deep understanding of materials and their applications, making him a significant figure in this area of research.