Inventor · disambiguated record
Pingwei Yin
Also filed as: YIN PINGWEI
5 granted patents·1 citations·filing 2011–2014
60Inventor score
Technology areasB61F
Files withLIU ZHENMING3QIQIHAR RAILWAY ROLLING STOCK1QIQIHAR RAILWAY ROLLING STOCK CO LTD DALIAN R&D CENTRE1
Top patents by PatentIndex Score
5 records- 0153US8561548B2Journal box rubber pad and bogieLIU ZHENMING·Filed 2011·Granted Oct 22, 2013·1 cites·11 claims
- 0239US10086851B2Bogie and axle box suspension positioning device thereofQIQIHAR RAILWAY ROLLING STOCK CO LTD DALIAN R&D CENTRE·Filed 2014·Granted Oct 2, 2018·0 cites·15 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
- 0534US8561546B2BogieLIU ZHENMING·Filed 2011·Granted Oct 22, 2013·0 cites·6 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →