Qiuwen Chen

This inventor holds 7 USPTO granted patents and 5 published patent applications. Top assignee: Nanjing Hydraulic Research Institute. Active years: 2019-2025.

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

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

USPTO Granted Patents = 7 (Patent Applications = 5)

% Patents Active = 85.7

Average Co-Inventor Count = 7.1

ph-index = 1

Company Filing History:

7 out of 23

Nanjing Hydraulic Research Institute

patents

Years Active: 2019-2025

Loading Chart...

7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12433260 - Method for determining ecological flow process and water temperature process of habitat requirements of full life history of fish (2025-10-07),

2. 11713253 - Magnesium-aluminum hydrotalcite-loaded nano zero-valent iron composite material, method for preparing same and use thereof (2023-08-01),

3. 11609222 - Water-soil interface physiochemical monitoring apparatus and reservoir area hydro-fluctuation belt monitoring system based on same (2023-03-21),

4. 10939672 - Experimental device and experimental method for studying quantitative relationship between spawning of parent fish and stimulation of flow velocity (2021-03-09),

5. 10794887 - Intelligent device for integrated sampling of layered water and sediment core of deep reservoir (2020-10-06),

6. 10788349 - Experimental system and method for in-situ simulating different flooding-drying frequencies of shore zones (2020-09-29),

7. 10415202 - Method for controlling the gate based on the habitat requirement for fish overwintering in rives (2019-09-17),

Title: Innovations and Contributions of Inventor Qiuwen Chen

Introduction

Qiuwen Chen is a prominent inventor based in Nanjing, China. He has made significant contributions to the field of environmental engineering, particularly in the development of materials and systems for water treatment. With a total of six patents to his name, Chen's work focuses on innovative solutions for removing persistent organic pollutants from water.

Latest Patents

One of Qiuwen Chen's latest patents is titled "Magnesium-aluminum hydrotalcite-loaded nano zero-valent iron composite material, method for preparing same and use thereof." This patent discloses a method for preparing a magnesium-aluminum hydrotalcite-loaded nano zero-valent iron material specifically designed for removing perfluorooctanoic acid from water environments. The optimized process relates to the technical field of removing persistent organic pollutants using adsorption and oxidation-reduction methods. Another notable patent is the "Water-soil interface physiochemical monitoring apparatus and reservoir area hydro-fluctuation belt monitoring system based on same." This invention includes a cylindrical shell, a conical head, and various sensor modules for monitoring the physiochemical properties of water-soil interfaces.

Career Highlights

Qiuwen Chen is affiliated with the Nanjing Hydraulic Research Institute, where he applies his expertise in environmental engineering. His innovative approaches have garnered attention in the field, leading to advancements in water treatment technologies. His work is crucial in addressing

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]

5 patents pending: