Inventor · disambiguated record
Chengyong Yao
Also filed as: YAO CHENGYONG
4 granted patents·33 citations·filing 2014–2018
71Inventor score
Technology areasH04L
Files withFUJIAN LANDI COMMERCIAL EQUIP4
Top patents by PatentIndex Score
4 records- 0182USD872172SPoint of sale terminalFUJIAN LANDI COMMERCIAL EQUIP·Filed 2018·Granted Jan 7, 2020·25 cites·1 claims
- 0269US9806889B2Key downloading method, management method, downloading management method, device and systemFUJIAN LANDI COMMERCIAL EQUIP·Filed 2014·Granted Oct 31, 2017·4 cites·6 claims
- 0369US9647845B2Key downloading method, management method, downloading management method, device and systemFUJIAN LANDI COMMERCIAL EQUIP·Filed 2014·Granted May 9, 2017·4 cites·6 claims
- 0435US9705672B2Key management method and systemFUJIAN LANDI COMMERCIAL EQUIP·Filed 2014·Granted Jul 11, 2017·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →