For the Inventor, By the Inventor

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Singapore, Singapore

Wondborn Pte. Ltd.

USPTO Granted Patents = 5

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

Jun Xu (5 out of 26 patents)

Qiaoyan Qian (4 out of 4 patents)

Yanjun Yao (4 out of 4 patents)

4. Qianqian XI (4 out of 4 patents)

5. Weijuan Ge (2 out of 2 patents)

5 patents: Sort by Forward Citations

1. D1143083 - COMBINED BOTTLE STERILIZER AND DRYER (2026-08-18),

2. D1130005 - Portable cooler (2026-06-16),

3. D1123493 - Bottle warmer (2026-04-28),

4. D1111628 - Split portable water warmer (2026-02-10),

5. D1111627 - Split portable water warmer (2026-02-10),

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USPTO Data Jan 1 1976 - Sep 29 2026

5 Patents

#336 in Singapore

#336 in Singapore

Singapore, Singapore

Wondborn Pte. Ltd.

Forward Citations = 0

5 inventors:

Jun Xu (5 out of 26 patents)

Qiaoyan Qian (4 out of 4 patents)

Yanjun Yao (4 out of 4 patents)

4. Qianqian XI (4 out of 4 patents)

5. Weijuan Ge (2 out of 2 patents)

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