This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Ccteg Chongqing Research Institute. 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: Chengcheng Li and Innovations in Mining Technology.
Introduction
Chengcheng Li is an inventor based in Chongqing, China, associated with CCTEG Chongqing Research Institute. Her patent work includes technologies for coal-seam pressure relief, permeability improvement, and mining equipment.
Latest Patents
One of Li’s latest inventions is the “Rear-Mounted Double-Channel Abrasive Jet Cutting Device.” The device conveys high-pressure water and abrasive through separate channels, reducing wear on hoses and drilling tools and avoiding pressure loss associated with mixed conveyance. Its design aims to improve coal-breaking performance and extend the service life of the cutting apparatus.
Another listed invention is “Mining Hose Connecting Device and Method.” The available information identifies its title but does not provide further technical details.
Career Highlights
Li is associated with CCTEG Chongqing Research Institute, where her work relates to mining technology. She is credited with 3 patents.
Collaborations
Li’s listed coworkers include Yongjiang Zhang and Lindong Guo.
Conclusion
Chengcheng Li’s patent portfolio reflects a focus on practical mining innovations, including equipment designed to improve abrasive jet cutting and support mining operations.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile