This inventor holds 3 USPTO granted patents and 5 published patent applications. Top assignees: Beijing Grand Johamu Pharmaceutical Company, Ltd., Nanjing Gritpharmaco., Ltd.. Active years: 2023-2026.
Company Filing History:
3 out of 3 
3 out of 3 Years Active: 2023-2026
Title: Jiannan Yang: Innovator in Pharmaceutical Composition
Introduction
Jiannan Yang is a notable inventor based in Beijing, China. He has made significant contributions to the field of pharmaceuticals, particularly in the development of compositions for treating diseases caused by coronaviruses. With a total of two patents to his name, Yang's work showcases his dedication to advancing medical science.
Latest Patents
Yang's latest patents include innovative compositions and methods for preparing compounds that exhibit high purity and stability. One of his patents focuses on a composition comprising a compound of formula (I) or a physiologically acceptable salt thereof. This composition is characterized by a high-performance liquid chromatography (HPLC) purity of 90% or greater. The invention also outlines the use of this composition for preparing and purifying a salt of the compound, as well as a method for treating diseases caused by coronaviruses.
Another significant patent involves a crystal form of a compound combined with fumaric acid, which serves as an active pharmaceutical ingredient. This patent details a pharmaceutical composition that utilizes this crystal form for treating coronavirus-induced diseases. The crystal form is noted for its high purity, good stability, and elevated melting point, making it a valuable asset in pharmaceutical applications.
Career Highlights
Throughout his career, Jiannan Yang has worked with prominent companies in the pharmaceutical industry. He has been associated with Beijing Grand Johamu Pharmaceutical Company, Ltd. and Nanjing G