Assignee
CHEN WEI-CHU
5 granted patents·27 citations·filing 2008–2014
Top patents by PatentIndex Score
5 records- 0172US9333629B2Reversible ratchet wrenchCHEN WEI-CHU·Filed 2013·Granted May 10, 2016·5 cites·5 claims
- 0270US9297191B1HingeCHEN WEI-CHU·Filed 2014·Granted Mar 29, 2016·6 cites·12 claims
- 0370US7823484B1Reversible ratchet wrench whose operation directions are changed easily and quicklyCHEN WEI-CHU·Filed 2008·Granted Nov 2, 2010·8 cites·18 claims
- 0466US7765896B1Reversible ratchet wrench whose operation directions are changed easily and quicklyCHEN WEI-CHU·Filed 2008·Granted Aug 3, 2010·6 cites·18 claims
- 0560US9227307B2Reversible ratchet wrenchCHEN WEI-CHU·Filed 2013·Granted Jan 5, 2016·2 cites·5 claims
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