Assignee
CHEN YU-TANG
TW·6 granted patents·90 citations·filing 2003–2012
Technology mixB25B6
Top patents by PatentIndex Score
6 records- 0189US7082861B1Ratchet wrenchCHEN YU TANG·Filed 2005·Granted Aug 1, 2006·25 cites·13 claims
- 0283US8104381B1Unidirectional ratchet wrenchCHEN YU-TANG·Filed 2009·Granted Jan 31, 2012·17 cites·4 claims
- 0379US7320267B1Ratchet box end wrenchCHEN YU-TANG·Filed 2006·Granted Jan 22, 2008·14 cites·7 claims
- 0478US6945142B1SocketCHEN YU TANG·Filed 2003·Granted Sep 20, 2005·21 cites·10 claims
- 0577US8739659B2Ratchet wrenchCHEN YU-TANG·Filed 2012·Granted Jun 3, 2014·6 cites·2 claims
- 0669US8186247B1WrenchCHEN YU-TANG·Filed 2009·Granted May 29, 2012·7 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →