Xiamen, China

Donghai Chen

This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignees: Xiamen Solex High-Tech Industries, Xiamen Qianze Electronic Technology Co., Ltd.. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donghai Chen. Retrieved from https://idiyas.com/inventor/donghai-chen-nh82fkg3

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 = 2.4

ph-index = 1


Company Filing History:


Years Active: 2026

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

Title: Donghai Chen and His Patented Inventions.

Introduction

Donghai Chen is an inventor based in Xiamen, China. His work includes inventions related to water outlet controls and fishing equipment. He is associated with 3 patents.

Latest Patents

Chen’s listed patents include “Control Structure with Automatic Reset Function When Water Is Turned Off” and “Water Outlet Device with Automatic Reset Function When Water Is Turned Off.” The control structure uses a movable member, elastic members, a fixed member, and a control member. When water is turned on, the movable member shifts from a first position to a second position. When water is turned off, an elastic member returns it to the first position, where guiding surfaces help the control member move back to its initial position.

Another listed invention is a fishing chair, reflecting Chen’s work in product design beyond water outlet devices.

Career Highlights

Chen’s professional affiliations include Xiamen Solex High-Tech Industries and Xiamen Qianze Electronic Technology Co., Ltd. His patent portfolio spans mechanisms for automatic resetting and fishing equipment.

Collaborations

Chen’s listed coworkers include Qingxin Fu and Zhichun Lin.

Conclusion

Donghai Chen’s inventions address practical product needs, from automatic-reset water outlet mechanisms to fishing equipment, and his work is associated with companies in Xiamen.

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…