For the Inventor, By the Inventor

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Liaoning, China

Dalian Qiyuan Technology Co., Ltd.

USPTO Granted Patents = 3

EPO Patents = 1

Forward Citations = 0

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6 inventors (with patents filed for the assignee):

Hongchen Guo (3 out of 4 patents)

Cuilan Miao (3 out of 3 patents)

Quanren Zhu (3 out of 3 patents)

4. Jiaxu Liu (1 out of 4 patents)

5. Ning He (1 out of 1 patent)

6. Yanhui Yi (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12054467 - Fluidized reaction method for synthesizing propylene oxide by gas phase epoxidation of propylene and hydrogen peroxide (2024-08-06),

2. 11980874 - Alkali metal ion modified titanium silicalite zeolite TS-1 for gas phase epoxidation of propylene and hydrogen peroxide and preparation method thereof (2024-05-14),

3. 11944959 - Alkali metal ion modified titanium silicalite zeolite for gas phase epoxidation of propylene and hydrogen peroxide and preparation method thereof (2024-04-02),

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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#18 in Liaoning

#7,198 in China

Liaoning, China

Dalian Qiyuan Technology Co., Ltd.

Forward Citations = 0

6 inventors:

Hongchen Guo (3 out of 4 patents)

Cuilan Miao (3 out of 3 patents)

Quanren Zhu (3 out of 3 patents)

4. Jiaxu Liu (1 out of 4 patents)

5. Ning He (1 out of 1 patent)

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