For the Inventor, By the Inventor

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Chia-Yi, Taiwan

Tung Lung Hardware Manufacturing Co., Ltd.

USPTO Granted Patents = 1

Forward Citations = 6

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4 inventors (with patents filed for the assignee):

Po-Yang Chen (1 out of 17 patents)

Chia-Chen Chang (1 out of 5 patents)

Ming-Sheng Lin (1 out of 1 patent)

4. Song-Gen Shyu (1 out of 11 patents)

1 patent: Sort by Forward Citations

1. 10145144 - Electric door lock (2018-12-04),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#7 in Chia-Yi

#5,939 in Taiwan

Chia-Yi, Taiwan

Tung Lung Hardware Manufacturing Co., Ltd.

Forward Citations = 6

4 inventors:

Po-Yang Chen (1 out of 17 patents)

Chia-Chen Chang (1 out of 5 patents)

Ming-Sheng Lin (1 out of 1 patent)

4. Song-Gen Shyu (1 out of 11 patents)

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