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Guo Haijun patents

Guo Haijun is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.

Inventor statistics
MetricValue
InventorGuo Haijun
Total patents8
First publicationDec 31, 2020
Latest publicationDec 18, 2025

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Recent patents

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Major assignees

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Top CPC classifications

Most common classification codes across this inventor's patents.

Top CPC codes for this inventor
CPCPatents
B22D31/0023
B21D53/882
B21D53/8832
B21D28/142
B21D28/162