This inventor holds 1 USPTO granted patent. Top assignee: China Railway No. 8 Engineering Group Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Malin Dong and Tunnel Shaft Construction Innovation.
Introduction
Malin Dong is an inventor based in Chengdu, China. Her work includes an invention in tunnel shield construction focused on calculating the diameter of an annular, non-full formwork support for a circular shaft.
Latest Patents
Dong is associated with 1 patent: “Method for Calculating Diameter of Annular Non-Full Formwork Support for Circular Shaft.” The method calculates the inner diameter of a formwork support to preserve sufficient space inside the shaft while maintaining the required secondary lining thickness. This design consideration aims to help prevent impacts on the shaft’s structural stability.
Career Highlights
Dong is associated with China Railway No. 8 Engineering Group Co., Ltd. Her patent reflects an application of engineering calculations to the design of support structures used in circular shaft construction.
Collaborations
Dong’s listed coworkers include Jian Hu and Fei Zhang. Their shared association provides context for the professional environment connected with her work.
Conclusion
Malin Dong’s patent addresses a practical design challenge in tunnel shield construction by balancing interior shaft space with secondary lining requirements.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile