This inventor holds 4 USPTO granted patents and 2 published patent applications, plus 1 CIPO patent and 1 EPO patent. Top assignees: Pangang Group Panzhihua Iron & Steel Research Institute, Pangang Group Company Ltd., Pangang Group Panzhihua Steel & Vanadium Co., Ltd.. Active years: 2014-2017.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Sichuan, CN (2014)
- Chengdu, CN (2015)
- Panzhihua, CN (2015 - 2017)
Company Filing History:
3 out of 17 
2 out of 4 
2 out of 4 Years Active: 2014-2017
Title: **Inventor Dongsheng Mei: Innovating Track Technology**
Introduction
Dongsheng Mei is a notable inventor based in Panzhihua, China, recognized for his contributions to the field of railway technology. With a total of four patents to his name, his work primarily focuses on innovative methods and materials that enhance the performance and durability of railway tracks.
Latest Patents
One of Mei's most recent patents is a **heat treatment method of turnout track**. This invention involves an accelerated cooling process applied to turnout tracks, specifically targeting railhead treads at temperatures between 650°C and 900°C. The method aims to create a turnout track that achieves a full pearlite metallographic structure, ensuring that the cooling velocity on the working side of the railhead surpasses that of the non-working side. As a result, the resulting turnout track displays superior straightness, hardness, and tensile strength on the working side.
Additionally, Mei developed a **metal protective coating** that provides excellent protection against corrosion, water, and thermal exposure. This coating combines a mixture of water-soluble silicate, promoters, silane coupling agents, silicon oxide packing, and water-soluble film formation resin. Furthermore, he introduced hot-dip zinc and hot-dip aluminum-zinc alloy materials that enhance the protective film's durability.
Career Highlights
Dongsheng Mei has made significant strides in his career, working for reputable organizations such as the Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd. and the Pangang Group Company Ltd. His experience in these companies has undoubtedly influenced his innovative thinking and product development in the rail industry.
Collaborations
Throughout his career, Dongsheng Mei has collaborated with several professionals, including notable coworkers such as Quan Xu and Ming Zou. Their partnerships underscore the importance of teamwork in the development of cutting-edge technologies and solutions in the rail sector.
Conclusion
Dongsheng Mei continues to make impactful contributions to railway technology through his innovative inventions and collaborative efforts. His patents reflect a commitment to enhancing the efficiency and durability of turnout tracks, solidifying his status as a key figure in the industry. As he moves forward, the railway community eagerly anticipates the advancements and innovations he will bring to the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile