Assignee
CHEN CHING-TSUN
TW·2 granted patents·1 pending application·31 citations·filing 2011–2012
Technology mixB60B3
Top patents by PatentIndex Score
3 records- 0188US8220110B1Castor having a braking functionCHEN CHING-TSUN·Filed 2011·Granted Jul 17, 2012·24 cites·10 claims
- 0273US8418316B2Friction wheel for cartCHEN CHING-TSUN·Filed 2011·Granted Apr 16, 2013·7 cites·12 claims
- 0336US2013212834A1Caster assemblyCHEN CHING-TSUN·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →