Assignee
YANG CHENG PU
TW·9 granted patents·5 pending applications·47 citations·filing 2009–2024
Top patents by PatentIndex Score
14 records- 0189US10744623B2Ratchet wrenchYANG CHENG-PU·Filed 2017·Granted Aug 18, 2020·11 cites·12 claims
- 0285US8291792B2Rachet wrenchYANG CHENG-PU·Filed 2011·Granted Oct 23, 2012·14 cites·10 claims
- 0381US8646363B2Ratchet with coated layer and the method for making the sameYANG CHENG-PU·Filed 2011·Granted Feb 11, 2014·3 cites·14 claims
- 0476US10232494B2Ratchet wrenchYANG CHENG PU·Filed 2017·Granted Mar 19, 2019·3 cites·8 claims
- 0564US8596170B2Single direction mechanism of a ratchet wrenchYANG CHENG-PU·Filed 2011·Granted Dec 3, 2013·4 cites·4 claims
- 0662USD814258SWrenchYANG CHENG PU·Filed 2016·Granted Apr 3, 2018·11 cites·1 claims
- 0760US2026042190A1Socket structure for hand operated toolYANG CHENG PU·Filed 2024·Application pending·0 cites
- 0856US12564922B2Ratchet wrench structureYANG CHENG PU·Filed 2023·Granted Mar 3, 2026·0 cites·9 claims
- 0953US9321157B2WrenchYANG CHENG-PU·Filed 2013·Granted Apr 26, 2016·1 cites·6 claims
- 1053US2011049391A1Storage Container Having Sterilizing Function by Using Ultraviolet RaysYANG CHENG-PU·Filed 2009·Application pending·0 cites
- 1146US9120212B2Ratchet and method for making the sameYANG CHENG-PU·Filed 2013·Granted Sep 1, 2015·0 cites·13 claims
- 1245US2015352697A1Ratchet wrenchYANG CHENG-PU·Filed 2014·Application pending·0 cites
- 1342US2018311797A1Ratchet wrenchYANG CHENG PU·Filed 2017·Application pending·0 cites
- 1437US2016229040A1WrenchYANG CHENG-PU·Filed 2015·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →