Inventor · disambiguated record
Defeng Ni
Also filed as: Ni Defeng
4 granted patents·0 citations·filing 2022–2024
53Inventor score
Files withSHANGHAI SANSI ELECTR ENG CO LTD4
Top patents by PatentIndex Score
4 records- 0163US11878085B2LED UV sterilization deviceSHANGHAI SANSI ELECTR ENG CO LTD·Filed 2022·Granted Jan 23, 2024·0 cites·7 claims
- 0248US12298002B2Reflective illumination structure and desk lampSHANGHAI SANSI ELECTR ENG CO LTD·Filed 2024·Granted May 13, 2025·0 cites·10 claims
- 0347US11751301B2LED driving circuit and LED lampSHANGHAI SANSI ELECTR ENG CO LTD·Filed 2022·Granted Sep 5, 2023·0 cites·15 claims
- 0432USD1097266SSolar floodlightSHANGHAI SANSI ELECTR ENG CO LTD·Filed 2024·Granted Oct 7, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →