Inventor · disambiguated record
Leo Lai
Also filed as: LAI JEN-CHENG · LAI LEO
6 granted patents·9 pending applications·22 citations·filing 2003–2017
76Inventor score
Top patents by PatentIndex Score
15 records- 0178US9809998B2LockYIFENG MFG CO LTD·Filed 2015·Granted Nov 7, 2017·6 cites·10 claims
- 0272US10041274B2Mechanical composite lockYIFENG MFG CO LTD·Filed 2015·Granted Aug 7, 2018·4 cites·10 claims
- 0356US6875041B1Latch for electrical device combined with data card ejectorBENQ CORP·Filed 2003·Granted Apr 5, 2005·10 cites·10 claims
- 0449US9845616B2LocksetYIFENG MFG CO LTD·Filed 2014·Granted Dec 19, 2017·1 cites·14 claims
- 0542US8943862B2Composite coded lock for a bagLAI LEO·Filed 2012·Granted Feb 3, 2015·1 cites·9 claims
- 0641US2015330104A1Coded lockYIFENG MFG CO LTD·Filed 2014·Application pending·0 cites
- 0736US2019085598A1Thin padlock with simple and conveninent operationYIFENG MFG CO LTD·Filed 2017·Application pending·0 cites
- 0835US9714526B2Code combination lockYIFENG MFG CO LTD·Filed 2015·Granted Jul 25, 2017·0 cites·10 claims
- 0933US2016290014A1A Luggage Fixing LockYIFENG MFG CO LTD·Filed 2015·Application pending·0 cites
- 1033US2011138867A1Fixed coded lockLAI LEO·Filed 2008·Application pending·0 cites
- 1133US2008291704A1Driving device and method for providing an ac driving signal to a loadCHEN HONG-FEI·Filed 2008·Application pending·0 cites
- 1232US2014250952A1Key coded lockLAI LEO·Filed 2011·Application pending·0 cites
- 1332US2012073096A1Insert buckle head and insert buckleLAI LEO·Filed 2010·Application pending·0 cites
- 1432US2016356063A1A Simple Mechanical LockYIFENG MFG CO LTD·Filed 2015·Application pending·0 cites
- 1528US2020011086A1Suitcase combination lockYIFENG MFG CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →