Junfei Guo — 2 Patents at Unknown

Junfei Guo has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 2023 and the most recent in July 2024. Junfei Guo ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Junfei Guo in Hangzhou City, CN.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D1033889	Gun cleaning brush kit case	—	2024-07-09
D998330	Gun cleaning brush kit case	—	2023-09-12

Junfei Guo — 2 Patents

Issued Patents All Time

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