Inventor · disambiguated record
Junnan Song
Also filed as: SONG JUNNAN
0 granted patents·2 pending applications·0 citations·filing 2020–2021
Top patents by PatentIndex Score
2 records- 0146US2021189267A1Method and device for viscosity-reducing and upgrading of low-grade heavy oilPETROCHINA CO LTD·Filed 2020·Application pending·0 cites
- 0245US2024047623A1Led bracket, light-emitting unit, and light-emitting assemblySHENZHEN JUFEI OPTOELECTRONICS CO LTD·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →