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For the Inventor, By the Inventor

Shanghai, China

Tongji University

Calculating rank
USPTO Granted Patents = 249

% Expired Patents = 14.1



Forward Citations = 254

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621 inventors (with patents filed for the assignee):

goldMedal Xiaohu Dai (18 out of 18 patents)

silverMedal Hong Chen (18 out of 38 patents)

bronzeMedal Zhiwei Wang (14 out of 19 patents)

4.  Fengting Li (14 out of 14 patents)

5.  Lin Zhang (14 out of 34 patents)

6.  Yalei Zhang (13 out of 15 patents)

7.  Tao Lin (11 out of 53 patents)

8.  Guoqiang Shang (10 out of 35 patents)

9.  Yu Hua (9 out of 13 patents)

10.  Zhao Wu (9 out of 36 patents)

11.  Xuefei Zhou (9 out of 9 patents)

12.  Bin Dong (9 out of 17 patents)

13.  Ming Li (8 out of 115 patents)

14.  Bin He (8 out of 49 patents)

15.  Qiang Meng (8 out of 12 patents)


Core Competencies:
Anaerobic Digestion
Wastewater Treatment
Energy Storage
Intelligent Driving
Sewage Treatment
Vehicle Communication
Graphene Preparation
Traffic Management
Sound Absorption
Seismic Structures
Power Transfer
Nanofiltration Membrane

249 patents:

1. 12774229 - Method and system for realizing rapid degradation of halogenated organic pollutants in water (2026-10-27),
2. 12741893 - Catalytic oxidation reactor and complete set of equipment (2026-09-22),
3. 12741268 - Composite catalyst and use thereof in preparing propylene glycol (2026-09-22),
4. 12737976 - Method for constructing structural semantic map under underground weak-light and low-texture environment (2026-09-15),
5. 12722439 - Adaptive damping nonlinear spring-variable damping system and mobile platform system (2026-09-01),
6. 12693175 - Sensitivity testing device and method to calibrate the distributed optic-fiber temperature sensing system for inflows and infiltrations identification in drainage pipeline (2026-07-28),
7. 12685969 - Method for preparing a novel guanidine-based composite nanofiltration flat-sheet membrane (2026-07-21),
8. 12680871 - Methods and devices of 425NM wavelength reference construction based on fluorescence-induced effect (2026-07-14),
9. 12673904 - Microbial inoculant for high-speed humification of organic waste and preparation method thereof (2026-07-07),
10. 12650374 - Optical component for directly measuring original valence state, original form and original phase state of high-concentration liquid in real time (2026-06-09),
11. 12644281 - Steel-timber composite shear wall with layered steel plates and timber cover plates (2026-06-02),
12. 12643887 - Heterocyclic derivatives with cardiomyocyte proliferation activity for treatment of heart diseases (2026-06-02),
13. 12630899 - Real-time monitoring system and method for copper-arsenic sulfidation separation in copper electrolyte purification process (2026-05-19),
14. 12620529 - Ferroelectric-piezoelectric ceramic energy storage materials, hybrid process preparation methods, and use thereof (2026-05-05),
15. 12612321 - Anaerobic digestion device for organic solid waste based on uncoupling of hydraulic retention time (HRT) from sludge retention time (SRT) (2026-04-28),
Company Overview
Tongji University, located in Shanghai, China, is a prominent institution known for its research and development in various technological fields. It specializes in anaerobic digestion and wastewater treatment, contributing to sustainable energy solutions and environmental management. The university also explores advanced topics such as energy storage, intelligent driving, and vehicle communication, positioning itself at the forefront of innovation in traffic management and materials science, including graphene preparation.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

249 Patents

#13 in Shanghai

#148 in China

#3,499 in the World

Shanghai, CN
Shanghai, China

Tongji University

Forward Citations = 254

621 inventors:

goldMedal Xiaohu Dai (18 out of 18 patents)

silverMedal Hong Chen (18 out of 38 patents)

bronzeMedal Zhiwei Wang (14 out of 19 patents)

4.  Fengting Li (14 out of 14 patents)

5.  Lin Zhang (14 out of 34 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tongji University. Retrieved from https://idiyas.com/company/tongji-university

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

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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