Inventor · disambiguated record
Zhenming Liu
Also filed as: LIU ZHENMING
7 granted patents·1 pending application·8 citations·filing 2011–2017
72Inventor score
Technology areasB61F
Files withLIU ZHENMING4CRRC QIQIHAR CO LTD DALIAN RES & DEVELOPMENT CENTER1CRRC QIQIHAR ROLLING STOCK CO LTD1QIQIHAR RAILWAY ROLLING STOCK1XING SHUMING1
Top patents by PatentIndex Score
8 records- 0174US8336464B1Freight car bogie and freight carXING SHUMING·Filed 2011·Granted Dec 25, 2012·7 cites·10 claims
- 0253US8561548B2Journal box rubber pad and bogieLIU ZHENMING·Filed 2011·Granted Oct 22, 2013·1 cites·11 claims
- 0338US9216748B2Bogie and side frame thereofQIQIHAR RAILWAY ROLLING STOCK·Filed 2013·Granted Dec 22, 2015·0 cites·12 claims
- 0436US8448580B2Freight car bogie and freight carLIU ZHENMING·Filed 2011·Granted May 28, 2013·0 cites·20 claims
- 0534US10710613B2Railway freight car bogieCRRC QIQIHAR ROLLING STOCK CO LTD·Filed 2017·Granted Jul 14, 2020·0 cites·17 claims
- 0634US8561546B2BogieLIU ZHENMING·Filed 2011·Granted Oct 22, 2013·0 cites·6 claims
- 0733US10144437B2Swing bolster, swing bolster vibration reduction assembly and bogieCRRC QIQIHAR CO LTD DALIAN RES & DEVELOPMENT CENTER·Filed 2014·Granted Dec 4, 2018·0 cites·16 claims
- 0830US2013255532A1Railway wagon bogie and railway wagonLIU ZHENMING·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →