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Qingdao University

USPTO Granted Patents = 31

EPO Patents = 7

Forward Citations = 6

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115 inventors (with patents filed for the assignee):

Rijun Gui (10 out of 10 patents)

Hui Jin (10 out of 10 patents)

Yujiao Sun (6 out of 6 patents)

4. Daolian Chen (5 out of 5 patents)

5. Xiaowen Jiang (5 out of 5 patents)

6. Zonghua Wang (4 out of 4 patents)

7. Xiangning Bu (3 out of 3 patents)

8. Yongxin Fu (3 out of 3 patents)

9. Yanzhi Xia (3 out of 4 patents)

10. Jianfei Xia (2 out of 2 patents)

11. Fangfang Cheng (2 out of 2 patents)

12. Changhai Xu (2 out of 2 patents)

13. Shangyong Li (1 out of 1 patent)

14. Hui Du (1 out of 3 patents)

15. Jing Wang (1 out of 15 patents)

31 patents: Sort by Forward Citations

1. 12366012 - Alginate fiber and preparation method thereof (2025-07-22),

2. 12312707 - Preparation method for graphene oxide fiber, and fiber obtained thereby (2025-05-27),

3. 12252595 - Preparation method of 4D chitosan-based thermosensitive hydrogel (2025-03-18),

4. 12191772 - Direct current power supply system for urban rail transit cascaded direct-hanging stations (2025-01-07),

5. 12187899 - Method for improving alkali resistance and oxidation resistance of benzothiazole disperse dye (2025-01-07),

6. 12043921 - Method for preparing a fiber with spatial structure, the fiber prepared thereby and its use (2024-07-23),

7. 11987907 - Molybdenum disulfide/graphene/carbon composite material and use thereof (2024-05-21),

8. 11912893 - Tire anti-tarnish protective solution and preparation method thereof (2024-02-27),

9. 11293013 - Biomimetic affinity purification material and its application in chitosanases purification (2022-04-05),

10. 11203714 - Luminescent material and preparation method thereof (2021-12-21),

11. 11165367 - Single-stage three-phase voltage source inverter with a cascaded magnetic integrated switching inductor-capacitor network (2021-11-02),

12. 11128236 - Multi-winding single-stage multi-input boost type high-frequency link's inverter with simultaneous/time-sharing power supplies (2021-09-21),

13. 11105767 - Method for preparing dual-functional hybrid thin-film for self-calibration detection of tumor-derived exosomes (2021-08-31),

14. 11099150 - Method for preparing ratiometric electrochemical miR3123 aptasensor based on metal-organic framework composite (2021-08-24),

15. 11073517 - Method for preparing nanohybrid used for ratiometric fluorescence and ratiometric electrochemical sensing simultaneously (2021-07-27),

Qingdao University (QDU) is a comprehensive and key provincial research university located in Qingdao, China. It is known for its strong emphasis on innovation and entrepreneurship, as well as its commitment to providing high-quality education and fostering academic excellence. QDU offers a wide range of academic programs across various disciplines, including natural sciences, engineering, medicine, economics, management, humanities, and social sciences. With state-of-the-art facilities and a vibrant campus environment, Qingdao University aims to cultivate competent professionals and contribute to the advancement of knowledge and society.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 2 2025

31 Patents

#14 in Qingdao

#893 in China

#20,590 in the World

Qingdao University

Forward Citations = 6

115 inventors:

Rijun Gui (10 out of 10 patents)

Hui Jin (10 out of 10 patents)

Yujiao Sun (6 out of 6 patents)

4. Daolian Chen (5 out of 5 patents)

5. Xiaowen Jiang (5 out of 5 patents)

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