This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignees: Chinese Academy of Sciences, Huaneng Lancang River Hydropower Inc., Power China Kunming Engineering Corporation Limited. 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: Longhai Xi - Innovator in Active Control Methods for Deep Engineering
Introduction
Longhai Xi is a notable inventor based in Kunming, China. He has made significant contributions to the field of engineering, particularly in the area of active control methods for large deformations in deep thin-bedded surrounding rock. His innovative approach addresses critical challenges faced in deep engineering projects.
Latest Patents
Longhai Xi holds a patent for an "Active control method and device for large deformation of deep thin-bedded surrounding rock." This invention includes a comprehensive method that involves drilling holes in the surrounding rock of a tunnel, adding an active control device, and applying a preload to an anchor bolt. The method effectively reduces the fracture depth and degree of thin-bedded soft rock, thereby inhibiting large deformation disasters in deep engineering.
Career Highlights
Throughout his career, Longhai Xi has worked with prominent companies such as Huaneng Lancang River Hydropower Inc. and Power China Kunming Engineering Corporation Limited. His experience in these organizations has allowed him to apply his innovative methods in practical settings, contributing to the advancement of engineering solutions.
Collaborations
Longhai Xi has collaborated with notable colleagues, including Hua Zhou and Yelin Feng. These partnerships have fostered a collaborative environment that enhances the development of innovative engineering solutions.
Conclusion
Longhai Xi's contributions to active control methods in deep engineering highlight his role as a significant inventor in this field. His innovative patent and collaborative efforts with industry professionals underscore the importance of his work in addressing engineering challenges.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile