For the Inventor, By the Inventor

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Province, China

Sinorgchem Company, Shandong

USPTO Granted Patents = 2

Forward Citations = 14

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5 inventors (with patents filed for the assignee):

Nongyue Wang (2 out of 15 patents)

Ruibiao Yu (2 out of 8 patents)

Qianwen Cheng (2 out of 9 patents)

4. Xiaohui Mao (2 out of 11 patents)

5. Xiaogen Feng (2 out of 11 patents)

2 patents: Sort by Forward Citations

1. 7235694 - Process for preparing 4-aminodiphenylamine (2007-06-26),

2. 7176333 - Process for preparing 4-aminodiphenylamine (2007-02-13),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#56 in Province

#10,021 in China

Province, China

Sinorgchem Company, Shandong

Forward Citations = 14

5 inventors:

Nongyue Wang (2 out of 15 patents)

Ruibiao Yu (2 out of 8 patents)

Qianwen Cheng (2 out of 9 patents)

4. Xiaohui Mao (2 out of 11 patents)

5. Xiaogen Feng (2 out of 11 patents)

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