Inventor · disambiguated record

Gezhang Liu

Also filed as: LIU GEZHANG

7 granted patents·15 citations·filing 2013–2013

78Inventor score

Technology areasG06K

Files withUNIV PEKING FOUNDER GROUP CO7

Top patents by PatentIndex Score

7 records

0178US9135489B2System for decoding two dimensional code and method thereofUNIV PEKING FOUNDER GROUP CO·Filed 2013·Granted Sep 15, 2015·5 cites·31 claims
0276US9230148B2Method and system for binarization of two dimensional code imageUNIV PEKING FOUNDER GROUP CO·Filed 2013·Granted Jan 5, 2016·4 cites·19 claims
0369US9177188B2Method and system for detecting detection patterns of QR codeUNIV PEKING FOUNDER GROUP CO·Filed 2013·Granted Nov 3, 2015·2 cites·19 claims
0467US9070034B2Method and system for correcting QR code imageUNIV PEKING FOUNDER GROUP CO·Filed 2013·Granted Jun 30, 2015·2 cites·15 claims
0561US9111165B2Method and system for filtering detection patterns in a QR codeUNIV PEKING FOUNDER GROUP CO·Filed 2013·Granted Aug 18, 2015·1 cites·17 claims
0660US9087253B2Method and system for determining edge line in QR code binary imageUNIV PEKING FOUNDER GROUP CO·Filed 2013·Granted Jul 21, 2015·1 cites·11 claims
0751US9449210B2Method and system for detecting a correction pattern in a QR codeUNIV PEKING FOUNDER GROUP CO·Filed 2013·Granted Sep 20, 2016·0 cites·29 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →