For the Inventor, By the Inventor

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Shenzhen, China

Shenzhen Lingdu Auto Electronics Co., Ltd.

USPTO Granted Patents = 9

Forward Citations = 3

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6 inventors (with patents filed for the assignee):

Fojin Tang (8 out of 9 patents)

Wei Xu (6 out of 47 patents)

Shuhua Liang (2 out of 2 patents)

4. Bin Yang (1 out of 12 patents)

5. Shuhua Liang (1 out of 2 patents)

6. Guogui Chen (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. D1145533 - Door lock (2026-09-01),

2. D1127546 - Door lock set (2026-05-26),

3. D1120793 - Doorbell (2026-03-31),

4. D1120064 - Monitoring camera (2026-03-24),

5. D1118312 - Door lock (2026-03-17),

6. D1118311 - Door lock (2026-03-17),

7. D1118310 - Door lock (2026-03-17),

8. D1117409 - 360-degree rotatable camera (2026-03-10),

9. D1116719 - Door lock (2026-03-10),

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USPTO Data Jan 1 1976 - Sep 29 2026

9 Patents

#498 in Shenzhen

#3,094 in China

Shenzhen, China

Shenzhen Lingdu Auto Electronics Co., Ltd.

Forward Citations = 3

6 inventors:

Fojin Tang (8 out of 9 patents)

Wei Xu (6 out of 47 patents)

Shuhua Liang (2 out of 2 patents)

4. Bin Yang (1 out of 12 patents)

5. Shuhua Liang (1 out of 2 patents)

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