Inventor · disambiguated record
Qunzhan Li
Also filed as: LI QUNZHAN
4 granted patents·1 pending application·3 citations·filing 2017–2021
59Inventor score
Files withUNIV SOUTHWEST JIAOTONG5
Top patents by PatentIndex Score
5 records- 0164US11065983B2Railway transportation power supply constructionUNIV SOUTHWEST JIAOTONG·Filed 2017·Granted Jul 20, 2021·2 cites·8 claims
- 0250US11897345B2Three-phase power supply and collection device for maglev trainUNIV SOUTHWEST JIAOTONG·Filed 2019·Granted Feb 13, 2024·1 cites·6 claims
- 0344US2023202234A1Composite power wheel pair, train, wheel rail system, and train control methodUNIV SOUTHWEST JIAOTONG·Filed 2021·Application pending·0 cites
- 0439US12109914B2Three-rail power supply control system for electrified railway trainUNIV SOUTHWEST JIAOTONG·Filed 2019·Granted Oct 8, 2024·0 cites·6 claims
- 0530US11110959B2Steering control device for trackless train and control method thereforUNIV SOUTHWEST JIAOTONG·Filed 2017·Granted Sep 7, 2021·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →