Assignee
CHANG GEORGE
TW·2 granted patents·2 pending applications·15 citations·filing 2005–2010
Top patents by PatentIndex Score
4 records- 0179US7319772B2Speaker device for improving mid/high-range frequenciesCHANG GEORGE·Filed 2005·Granted Jan 15, 2008·11 cites·5 claims
- 0271US8403369B2Connector for connecting a tank truck to an underground oil depotCHANG GEORGE·Filed 2010·Granted Mar 26, 2013·4 cites·12 claims
- 0340US2012074686A1Connector for an oil drain valveCHANG GEORGE·Filed 2010·Application pending·0 cites
- 0438US2009239865A1Dibenzyl amine compounds and derivativesCHANG GEORGE·Filed 2005·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →