Inventor · disambiguated record
Jianglong Chang
Also filed as: CHANG JIANGLONG
3 granted patents·2 citations·filing 2012–2020
49Inventor score
Top patents by PatentIndex Score
3 records- 0162US10913358B2Pantograph remote control circuit for unmanned metro trainCRRC NANJING PUZHEN CO LTD·Filed 2018·Granted Feb 9, 2021·2 cites·9 claims
- 0246US8634702B2Method for skipping multimedia file and multimedia apparatus thereofCHEN LIANG·Filed 2012·Granted Jan 21, 2014·0 cites·19 claims
- 0343US11807133B2Bus breaker control circuit for railway vehicleCRRC NANJING PUZHEN CO LTD·Filed 2020·Granted Nov 7, 2023·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →