Inventor · disambiguated record

Xujie Yu

Also filed as: YU XUJIE

1 granted patent·2 citations·filing 2020–2020

19Inventor score

Technology areasF16F

Files withZHEJIANG LISHENG SPRING CO LTD1

Top patents by PatentIndex Score

1 record

0168US11536340B2Superimposed opposing wave springZHEJIANG LISHENG SPRING CO LTD·Filed 2020·Granted Dec 27, 2022·2 cites·9 claims

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