Assignee
LIAO WU-CHANG
TW·2 granted patents·2 pending applications·28 citations·filing 1988–2009
Top patents by PatentIndex Score
4 records- 0154US5349835ACylindrical lockLIAO WU CHANG·Filed 1993·Granted Sep 27, 1994·22 cites·2 claims
- 0244US2007131643A1Bottle cap with a lockLIAO WU-CHANG·Filed 2005·Application pending·0 cites
- 0343US2011072938A1CorkscrewLIAO WU-CHANG·Filed 2009·Application pending·0 cites
- 0426US4831853ACylindrical key and method for its productionsLIAO WU CHANG·Filed 1988·Granted May 23, 1989·6 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →