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For the Inventor, By the Inventor

Shenzhen, China

Shenzhen Wenjian Technology Co., Ltd.


USPTO Granted Patents = 5

Trademarks = 1

Forward Citations = 1

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2 inventors (with patents filed for the assignee):

goldMedal Zhi Liu (5 out of 41 patents)

silverMedal Tingting Yin (5 out of 5 patents)


5 patents:

1. D1093575 - Potty trainer (2025-09-16),
2. D1093574 - Toilet seat (2025-09-16),
3. 12390055 - Auxiliary support bar for bathtub and bathtub having the same (2025-08-19),
4. 12376708 - Baby bath support device (2025-08-05),
5. D1076031 - Baby training toilet (2025-05-20),
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USPTO Data Jan 1 1976 - Dec 9 2025

5 Patents

#721 in Shenzhen

#4,548 in China

...
Shenzhen, China

Shenzhen Wenjian Technology Co., Ltd.

Forward Citations = 1

2 inventors:

goldMedal Zhi Liu (5 out of 41 patents)

silverMedal Tingting Yin (5 out of 5 patents)

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