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Home › 2021 › Unknown › Qi'an CHEN

Qi'an CHEN — 1 Patent in 2021

UNUnknown: 1 patents #344 of 3,329Top 15%

Zhoupu, CN: #2 of 4 inventorsTop 50%

Overall (2021): #298,049 of 548,734Top 55%

1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11193451	Gas idling transition passage structure for oil and gas dual-purpose carburetor	Xingyao Zhang	2021-12-07

Qi'an CHEN — 1 Patent in 2021

Issued Patents 2021

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