This inventor holds 1 USPTO granted patent. Top assignees: Ccteg Taiyuan Research Institute, Shanxi Tiandi Coal Mining Machinery 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:
1 out of 4 
1 out of 3 Years Active: 2026
Title: Mingjun Chen: Inventor in Tunneling Systems
Introduction
Mingjun Chen is an inventor based in Taiyuan, China. His work includes a patent for a tunneling system designed to integrate underground coal cutting, bolting, and material transportation.
Latest Patents
Chen is associated with 1 patent, titled “Tunneling System.” The invention combines a bolter miner, a bolter-integrated transportation machine, a transfer machine, a self-moving tail, and a belt conveyor. The bolter miner includes a cutting device and a bolt support device, whose lifting assembly raises a work platform equipped with a drilling frame and stabilizing assembly. The system is arranged to move cut coal rock through connected transportation equipment and onward to a belt conveyor.
Career Highlights
Chen’s listed company affiliations include CCTEG Taiyuan Research Institute and Shanxi Tiandi Coal Mining Machinery Co., Ltd. These organizations are associated with research and machinery in the coal-mining sector.
Collaborations
Chen’s listed coworker is Bukang Wang. Their shared professional context is connected with the development of tunneling and coal-mining equipment.
Conclusion
Mingjun Chen’s patent describes an integrated tunneling system that brings cutting, roof bolting, and coal transportation together in a coordinated arrangement.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile