This inventor holds 1 USPTO granted patent and 3 published patent applications. Top assignee: Vrb Energy Inc.. 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: Zhiwei Duan: Inventor of a Bipolar Plate Gas-Tightness Testing Device.
Introduction
Zhiwei Duan is an inventor based in Beijing, China. His listed patent is a utility model for testing the gas tightness of bipolar plates. Duan is associated with Vrb Energy Inc.
Latest Patents
Duan’s listed patent, “Device for Testing Gas Tightness of Bipolar Plate,” describes a fixture that holds a bipolar plate between a base plate and a cover plate, forming a test space. Gas enters this space through an inlet in either plate. A liquid placing plate rests against the side of the bipolar plate facing away from the inlet. Its through-recesses hold liquid, supporting the gas-tightness testing process. Duan has 1 patent listed in the provided information.
Career Highlights
The available information connects Duan’s inventive work with Vrb Energy Inc. His patent focuses on equipment for evaluating bipolar plate sealing, a component-related testing application.
Collaborations
Dehao Wang and Shuai Dong are identified as Duan’s coworkers. The provided information does not specify their roles in the patent or describe any direct collaboration with him.
Conclusion
Zhiwei Duan’s listed invention is a device designed to test the gas tightness of bipolar plates, reflecting his documented patent activity in this area.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile