Inventor · disambiguated record
Tianjun Zhao
Also filed as: ZHAO TIANJUN
5 granted patents·4 citations·filing 2012–2020
65Inventor score
Top patents by PatentIndex Score
5 records- 0160US9061688B2Bottom door device and hopper car having the sameYUE LINGHAN·Filed 2012·Granted Jun 23, 2015·2 cites·6 claims
- 0260US8939088B2Bottom door opening-closing mechanism, bottom door device and drop-bottom hopper carYUE LINGHAN·Filed 2012·Granted Jan 27, 2015·2 cites·20 claims
- 0345US12252061B2Container locking device and piggyback transport vehicleCRRC QIQIHAR ROLLING STOCK CO LTD·Filed 2020·Granted Mar 18, 2025·0 cites·12 claims
- 0439US10689011B2Wagon and vehicle body assembly thereofCRRC QIQIHAR ROLLING STOCK CO LTD·Filed 2016·Granted Jun 23, 2020·0 cites·19 claims
- 0534US10352083B2Compartment and bottom door thereofCRRC QIQIHAR ROLLING STOCK CO LTD·Filed 2015·Granted Jul 16, 2019·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →