Location History:
- Midland, MI (US) (2015 - 2022)
- Manvel, TX (US) (2021 - 2024)
- Freeport, TX (US) (2024)
Company Filing History:
12 out of 4,629 
1 out of 93 Years Active: 2015-2025
Title: **Inventor Spotlight: Junqiang Liu**
Introduction
Junqiang Liu, an accomplished inventor based in Midland, MI, has a notable portfolio with 11 patents to his name. His innovative work primarily focuses on enhancing gas separation technologies, contributing significantly to the fields of materials science and engineering.
Latest Patents
Among Liu's most recent inventions is a novel carbon molecular sieve membrane produced from a carbon-forming polymer and polyvinylidene chloride copolymer blend. This membrane is created through pyrolysis of a carefully designed precursor composition, which involves blending a polyimide with polyvinylidene chloride copolymer. The resultant asymmetrical hollow fiber membrane is not only effective in gas separation but also proficient in dehydrochlorinating processes.
Another significant patent involves a process for separating hydrogen from a gas mixture that includes larger gas molecules. This innovative method utilizes a carbonized polyvinylidene chloride copolymer membrane, optimized for high hydrogen permeance and selectivity. This work has the potential to greatly enhance efficiency in various industrial applications related to gas separation.
Career Highlights
Junqiang Liu has held pivotal roles in esteemed companies, including Dow Global Technologies LLC and DDP Specialty Electronic Materials US, LLC. His contributions to these organizations have been marked by innovative developments and the establishment of advanced engineering solutions in the materials domain.
Collaborations
Throughout his career, Liu has collaborated with notable colleagues, including Edward M. Calverley and Janet M. Goss. These partnerships have enabled him to leverage collective expertise in pursuit of groundbreaking inventions, further advancing the boundaries of science and technology.
Conclusion
Junqiang Liu's inventive spirit and dedication to research continue to make significant impacts in the fields of gas separation and materials science. With a robust patent portfolio and collaborative endeavors, Liu exemplifies the essence of innovation that drives progress in technology today. His work not only champions advancements in engineering but also opens new avenues for sustainable practices in industrial applications.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.