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For the Inventor, By the Inventor

Tianjin, China

Zhigang Du

This inventor holds 17 USPTO granted patents and 1 published patent application. Top assignees: Tianjin Bright Sight Commerce Co., Ltd, Tianjin Yuanzhi Environmental Protection Technology Co., Ltd, Tianjin Yuanzhi Environmental Protection Technology Co., Ltd. Active years: 2021-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Zhigang Du. Retrieved from https://idiyas.com/inventor/zhigang-du

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

USPTO Granted Patents = 17 

% Patents Active = 94.1

Average Co-Inventor Count = 1.1

ph-index = 7

Forward Citations = 112(Granted Patents)


Company Filing History:

goldMedal3 out of 4 
 
Tianjin Bright Sight Commerce Co., Ltd
 patents
silverMedal1 out of 2 
 
Tianjin Yuanzhi Environmental Protection Technology Co., Ltd
 patents
bronzeMedal1 out of 3 
 
Tianjin Yuanzhi Environmental Protection Technology Co., Ltd
 patents
where one patent can have more than one assignee

Years Active: 2021-2026

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17 patents (USPTO):Explore Patents
1. D1139810 - Water filter (2026-08-04),
2. D1103336 - Water filter (2025-11-25),
3. D958933 - Filter (2022-07-26),
4. D952794 - Filter (2022-05-24),
5. D952793 - Filter (2022-05-24),
6. D947987 - Water purifier (2022-04-05),
7. D947318 - Filter (2022-03-29),
8. D946704 - Filter (2022-03-22),
9. D943707 - Filter (2022-02-15),
10. D938567 - Filter (2021-12-14),
11. D938006 - Filter (2021-12-07),
12. D932590 - Filter (2021-10-05),
13. D932589 - Filter (2021-10-05),
14. D932588 - Filter (2021-10-05),
15. D932587 - Filter (2021-10-05),

Title: Innovator Spotlight: Zhigang Du

Introduction: Zhigang Du, an accomplished inventor based in Tianjin, China, has made significant contributions to the field of innovation with a remarkable portfolio of 15 patents. His expertise lies in the development of cutting-edge filter technology, which has paved the way for advancements in various industries.

Latest Patents: Among his latest patents, Zhigang Du has focused on refining filter technology, showcasing his commitment to enhancing quality and efficiency in filtration systems. These innovations highlight his ability to address industry needs with practical solutions.

Career Highlights: Zhigang Du currently works for Tianjin Bright Sight Commerce Co., Ltd., where he continues to contribute to innovative projects. His role at the company allows him to leverage his knowledge and experience in developing products that meet modern demands, particularly in filtration technology.

Collaborations: Throughout his career, Zhigang Du has likely engaged in various collaborations with other inventors and research institutions. These partnerships foster the exchange of ideas and promote advancements in technology that benefit the wider community.

Conclusion: Zhigang Du's dedication to innovation and his impressive record of patents emphasize his importance in the field of invention. As he continues to develop new technologies, his contributions will undoubtedly impact various sectors and inspire future inventors.

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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