Qingdao, China

Xiangrui Li

This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignee: Crrc Qingdao Sifang Rolling Stock Research Institute Co., Ltd.. Active years: 2017-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Xiangrui Li. Retrieved from https://idiyas.com/inventor/xiangrui-li

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


 

Average Co-Inventor Count = 5.6

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Qingdao, CN (2017)
  • Shandong, CN (2018)

Company Filing History:


Years Active: 2017-2018

Loading Chart...
Loading Chart...
3 patents (USPTO):Explore Patents

Title: Innovations by Xiangrui Li

Introduction

Xiangrui Li is a notable inventor based in Qingdao, China. He has made significant contributions to the field of engineering, particularly in the development of hand brake systems. With a total of three patents to his name, his work showcases innovative solutions that enhance functionality and safety.

Latest Patents

Xiangrui Li's latest patents include a hand brake limiting device and a hand brake. The hand brake limiting device comprises a bearing, a spring, a spring holder, a guide plate, and a guide plate holder. This device is designed to improve the performance of hand brakes by preventing interference with movable pulleys. The hand brake itself features a hand wheel, a chain, an enclosure, and a drive shaft assembly. This invention not only addresses performance issues but also enhances the aesthetic appeal of the hand brake system.

Career Highlights

Xiangrui Li is associated with the CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. His work at this esteemed institution has allowed him to focus on innovative engineering solutions that contribute to the advancement of transportation technology.

Collaborations

Xiangrui Li has collaborated with notable coworkers, including Jingquan Bi and Chaoheng Wang. Their teamwork has fostered an environment of creativity and innovation, leading to the successful development of new technologies.

Conclusion

Xiangrui Li's contributions to the field of engineering through his patents reflect his dedication to innovation and improvement. His work continues to influence the design and functionality of hand brake systems, showcasing the importance of inventive thinking in engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…