This inventor holds 1 USPTO granted patent. Top assignee: Crrc Qiqihar Rolling Stock 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:
Years Active: 2026
Title: Yan Wang and His Coupler Invention
Introduction
Yan Wang is an inventor associated with Qiqihar, China, and CRRC Qiqihar Rolling Stock Co., Ltd. His patent work concerns coupler design and impact protection for vehicles.
Latest Patents
Wang is associated with 1 patent, titled “Coupler and Vehicle with Coupler.” The invention describes a coupler body with an accommodating cavity and a pivotally connected coupler tongue. The tongue’s tail portion sits inside the cavity, with a first interval between its end surface and the coupler body. Impact protection pin flanges on the body and tongue form a second interval. The patent specifies that the first interval must be smaller than the second, a relationship expressed as d < b.
Career Highlights
Wang’s listed patent connects his inventive work with vehicle coupler construction and impact protection. His company, CRRC Qiqihar Rolling Stock Co., Ltd., is associated with rolling-stock manufacturing.
Collaborations
Yingjun Cui and Shiliang Fan are identified as Wang’s coworkers. The available information does not specify their roles in the coupler patent.
Conclusion
Yan Wang’s patent focuses on the arrangement of a coupler tongue, body, and impact protection pin flanges, with defined spacing intended to support the coupler’s design.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile