For the Inventor, By the Inventor

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Wanhua Chemical (beijing) Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 2

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8 inventors (with patents filed for the assignee):

Yi Zhao (1 out of 52 patents)

Chen Shen (1 out of 11 patents)

Kai Wang (1 out of 11 patents)

4. Jun Hong Zhao (1 out of 30 patents)

5. Peng Wei (1 out of 3 patents)

6. Xiao Zhang (1 out of 1 patent)

7. Zhenguang Wen (1 out of 1 patent)

8. Yulin Zhu (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 9790314 - Viscoelastic sound-absorbing polyurethane foam and preparation method thereof (2017-10-17),

2. 9593089 - Process for preparing TDI isocyanurate (2017-03-14),

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USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#147 in

#9,995 in China

Wanhua Chemical (beijing) Co., Ltd.

Forward Citations = 2

8 inventors:

Yi Zhao (1 out of 52 patents)

Chen Shen (1 out of 11 patents)

Kai Wang (1 out of 11 patents)

4. Jun Hong Zhao (1 out of 30 patents)

5. Peng Wei (1 out of 3 patents)

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