Assignee

NINGBO WINLONG MACHINERY MFG CO LTD

CN·3 granted patents·47 citations·filing 2022–2022

Top patents by PatentIndex Score

3 records

0196USD999683SAdjustable draw bar for trailer hitchesNINGBO WINLONG MACHINERY MFG CO LTD·Filed 2022·Granted Sep 26, 2023·27 cites·1 claims
0292USD999682STrailer hitch draw bar assemblyNINGBO WINLONG MACHINERY MFG CO LTD·Filed 2022·Granted Sep 26, 2023·16 cites·1 claims
0372USD1003203SAdjustable draw bar for trailer hitchesNINGBO WINLONG MACHINERY MFG CO LTD·Filed 2022·Granted Oct 31, 2023·4 cites·1 claims

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