Inventor · disambiguated record
Fu-Chang Peng
Also filed as: PENG FU-CHANG
10 granted patents·260 citations·filing 2002–2019
91Inventor score
Top patents by PatentIndex Score
10 records- 0194US8356499B2Electric lockFU CHANG LOCKS MFG CORP·Filed 2010·Granted Jan 22, 2013·35 cites·3 claims
- 0293US9181730B1Driving structure of electronic lockPENG FU-CHANG·Filed 2014·Granted Nov 10, 2015·37 cites·3 claims
- 0392USD502859SElectric lock deviceFiled 2004·Granted Mar 15, 2005·62 cites·1 claims
- 0490US9347241B1Pushbutton-type easy-code-change handle lockFU CHANG LOCKS MFG CORP·Filed 2014·Granted May 24, 2016·16 cites·2 claims
- 0587US7712799B2Hidden lock locked to an inner side of a doorplateFU CHANG LOCKS MFG CORP·Filed 2007·Granted May 11, 2010·21 cites·4 claims
- 0685US6935149B1Electric door lock openable by keyFiled 2004·Granted Aug 30, 2005·45 cites·19 claims
- 0774US7712800B2Fireproof door lock assemblyFU CHANG LOCKS WFG CORP·Filed 2008·Granted May 11, 2010·17 cites·4 claims
- 0864US6623050B1Safety and anti-theft door lock assemblyFU CHANG LOCKS MFG CORP·Filed 2002·Granted Sep 23, 2003·16 cites·18 claims
- 0961US11072944B2Electronic lockFU CHANG LOCKS MFG CORP·Filed 2019·Granted Jul 27, 2021·1 cites·6 claims
- 1055US6974163B2Tubular door lock having selective actuatorsPENG FU CHANG·Filed 2003·Granted Dec 13, 2005·10 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →