For the Inventor, By the Inventor

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Hong Kong, China

Perect Vision Technology (Hk) Ltd.

USPTO Granted Patents = 1

Forward Citations = 1

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1 inventor (with patents filed for the assignee):

Junzhong Liang (1 out of 35 patents)

1 patent: Sort by Forward Citations

1. 10444539 - Methods and systems for determining refractive corrections of human eyes for eyeglasses (2019-10-15),

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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#1,834 in Hong Kong

#18,586 in China

Hong Kong, China

Perect Vision Technology (Hk) Ltd.

Forward Citations = 1

1 inventor:

Junzhong Liang (1 out of 35 patents)

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