Inventor · disambiguated record
Chengyong Lei
Also filed as: LEI CHENGYONG
3 granted patents·1 pending application·6 citations·filing 2013–2022
59Inventor score
Files withPHILIPS LIGHTING HOLDING BV2SICHUAN ZHONGGUANG LIGHTNING PROTECTION TECH CO LTD1SIGNIFY HOLDING BV1
Top patents by PatentIndex Score
4 records- 0170US10006621B2Heat dissipation structure with splitted chimney structurePHILIPS LIGHTING HOLDING BV·Filed 2013·Granted Jun 26, 2018·4 cites·14 claims
- 0264US9671101B2Lighting device and luminairePHILIPS LIGHTING HOLDING BV·Filed 2014·Granted Jun 6, 2017·2 cites·14 claims
- 0350US10563856B2Heat dissipation structure with splitted chimney structureSIGNIFY HOLDING BV·Filed 2018·Granted Feb 18, 2020·0 cites·14 claims
- 0441US2023318288A1Surge protective deviceSICHUAN ZHONGGUANG LIGHTNING PROTECTION TECH CO LTD·Filed 2022·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →