Assignee
CHANG TING-KAI
TW·1 granted patent·2 pending applications·2 citations·filing 2015–2016
Top patents by PatentIndex Score
3 records- 0152US10232496B2Locking structure for hand toolCHANG TING KAI·Filed 2016·Granted Mar 19, 2019·2 cites·3 claims
- 0221US2017312906A1Length adjustment structure for wrench extensionCHANG TING-KAI·Filed 2016·Application pending·0 cites
- 0319US2016271761A1Silent socket wrenchCHANG TING-KAI·Filed 2015·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →