Inventor · disambiguated record
Wu-Chang Liao
Also filed as: LIAO WU-CHANG
2 granted patents·3 pending applications·28 citations·filing 1988–2009
60Inventor score
Files withLIAO WU-CHANG4
Top patents by PatentIndex Score
5 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
- 0433US2003159482A1Variable tubular lockFiled 2003·Application pending·0 cites
- 0526US4831853ACylindrical key and method for its productionsLIAO WU CHANG·Filed 1988·Granted May 23, 1989·6 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Wu-Chang Liao files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →