Qingdao, China

Minggang Li

This inventor holds 3 USPTO granted patents and 3 EPO patents. Top assignees: Crrc Qingdao Sifang Rolling Stock Research Institute Co., Ltd., Crrc Qingdao Sifang Rolling Stock Research Institute Co., Ltd. X, Qingdao Sifang Rolling Stock Research Institute Co., Ltd.. Active years: 2013-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Minggang Li. Retrieved from https://idiyas.com/inventor/minggang-li-bwmlq7s6

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

Calculating rank

 

Average Co-Inventor Count = 3.3

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Shandong, CN (2013)
  • Qingdao, CN (2020 - 2021)

Company Filing History:


Years Active: 2013-2021

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3 patents (USPTO):Explore Patents

Title: Innovations of Minggang Li

Introduction

Minggang Li is a notable inventor based in Qingdao, China. He has made significant contributions to the field of engineering, particularly in the development of innovative mechanisms and structures. With a total of 3 patents to his name, his work reflects a commitment to enhancing operational efficiency and stability in various applications.

Latest Patents

Minggang Li's latest patents include an "Automatic uncoupling mechanism for couplers." This invention features a coupler knuckle spindle and a driving unit that allows for unidirectional rotation, facilitating the uncoupling process while minimizing lateral forces. Another significant patent is the "Threaded interface buffer with anti-rotation structure." This design incorporates a buffer housing and drawbar, enhancing the versatility and operational stability of the buffer through innovative anti-rotation structures.

Career Highlights

Throughout his career, Minggang Li has worked with prominent organizations such as Qingdao Sifang Rolling Stock Research Institute Co., Ltd. and CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in rolling stock technology.

Collaborations

Minggang Li has collaborated with several professionals in his field, including Fenggang Liu and Jie Yang. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise, further enhancing the quality of his inventions.

Conclusion

Minggang Li's contributions to innovation in engineering are evident through his patents and career achievements. His work continues to influence the industry, showcasing the importance of creativity and collaboration in technological advancement.

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]
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