For the Inventor, By the Inventor

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Shandong, China

Weifang Tehua Chemical Co., Ltd.

USPTO Granted Patents = 1

EPO Patents = 1

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

Jingshan Shen (1 out of 18 patents)

Fuqiang Zhu (1 out of 4 patents)

Haihong Li (1 out of 2 patents)

4. Wenzhong Wang (1 out of 1 patent)

5. Chao Li (1 out of 52 patents)

1 patent: Sort by Forward Citations

1. 8242264 - Process for preparing 4-acetyl-2,3,4,5-tetrahydro-benzo[1,4]diazepine and the intermediates thereof (2012-08-14),

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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#128 in Shandong

#16,077 in China

Shandong, China

Weifang Tehua Chemical Co., Ltd.

Forward Citations = 0

5 inventors:

Jingshan Shen (1 out of 18 patents)

Fuqiang Zhu (1 out of 4 patents)

Haihong Li (1 out of 2 patents)

4. Wenzhong Wang (1 out of 1 patent)

5. Chao Li (1 out of 52 patents)

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