Assignee
CHANG JI-JONG
2 granted patents·1 pending application·29 citations·filing 2007–2016
Top patents by PatentIndex Score
3 records- 0182US7571668B1Woundable ratchet wrenchCHANG JI-JONG·Filed 2008·Granted Aug 11, 2009·26 cites·10 claims
- 0273US10166689B2Turret punchCHANG JI JONG·Filed 2016·Granted Jan 1, 2019·3 cites·8 claims
- 0340US2009133775A1Wire-tying tool having clutch mechanismCHANG JI-JONG·Filed 2007·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →