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North China University of Techonlogy

USPTO Granted Patents = 7

Forward Citations = 2

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30 inventors (with patents filed for the assignee):

Lifeng Zhang (3 out of 3 patents)

Ying Ren (3 out of 3 patents)

Haojian Duan (2 out of 2 patents)

4. Qiang Li (1 out of 162 patents)

5. Wei Sun (1 out of 250 patents)

6. Haibo Wang (1 out of 71 patents)

7. Hang Li (1 out of 102 patents)

8. Wei Chen (1 out of 138 patents)

9. Lu Liu (1 out of 66 patents)

10. Yan Wu (1 out of 41 patents)

11. Yan Luo (1 out of 2 patents)

12. Jun Tie (1 out of 1 patent)

13. Rentao Zhao (1 out of 1 patent)

14. Zhifang Zhang (1 out of 1 patent)

15. Wentang Zheng (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 12450757 - Method and system for obtaining fluid flow directions of tundish water model (2025-10-21),

2. 12283058 - Method and system for analyzing global average grayscale change of tundish ink tracing experiment (2025-04-21),

3. 11545239 - Method for predicting yield of calcium in a calcium treatment process based on deep neural network (2023-01-03),

4. 11519064 - Titanium aluminide coating capable of improving high-temperature oxidation resistance of titanium alloy and preparation method thereof (2022-12-06),

5. 11009528 - System for measuring cathode current (2021-05-18),

6. 9776227 - Flexible roll-die forming machine for variable cross-section parts (2017-10-03),

7. 8541838 - Monolithically-integrated dual surge protective device (2013-09-24),

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USPTO Data Jan 1 1976 - Dec 23 2025

7 Patents

#328 in Beijing

#3,416 in China

North China University of Techonlogy

Forward Citations = 2

30 inventors:

Lifeng Zhang (3 out of 3 patents)

Ying Ren (3 out of 3 patents)

Haojian Duan (2 out of 2 patents)

4. Qiang Li (1 out of 162 patents)

5. Wei Sun (1 out of 250 patents)

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