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Harbin Welding Institute Limited Company

USPTO Granted Patents = 4

Forward Citations = 0

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41 inventors (with patents filed for the assignee):

Kai Xu (4 out of 6 patents)

Pengbo Wu (2 out of 2 patents)

Chao Wei (2 out of 2 patents)

4. Xiao Guo (2 out of 2 patents)

5. Naiwen Fang (1 out of 1 patent)

6. Bo Chen (1 out of 1 patent)

7. Yiming Ma (1 out of 1 patent)

8. Yan Zhang (1 out of 1 patent)

9. Dakui Fei (1 out of 1 patent)

10. Ruisheng Huang (1 out of 1 patent)

11. Bin Teng (1 out of 1 patent)

12. Xiaomei Liang (1 out of 1 patent)

13. Bao Jiang (1 out of 1 patent)

14. Jipeng Zou (1 out of 1 patent)

15. Yujun Xu (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 12472577 - Lateral electro-conduction device and method for multi-wire submerged arc inner/outer welding of straight-seam steel pipe (2025-11-18),

2. 12390891 - Comprehensive quantitative evaluation method and system for welding usability of welding consumables (2025-08-19),

3. 12343819 - Flux-cored welding strip and welding flux used in combination for submerged arc welding of duplex stainless steel, and preparation methods and use thereof (2025-07-01),

4. 12311463 - Narrow gap laser-TIG arc hybrid welding apparatus and method (2025-05-27),

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USPTO Data Jan 1 1976 - Dec 9 2025

4 Patents

#5 in Harbin

#5,549 in China

Harbin Welding Institute Limited Company

Forward Citations = 0

41 inventors:

Kai Xu (4 out of 6 patents)

Pengbo Wu (2 out of 2 patents)

Chao Wei (2 out of 2 patents)

4. Xiao Guo (2 out of 2 patents)

5. Naiwen Fang (1 out of 1 patent)

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