Inventor · disambiguated record
Qingshan Ma
Also filed as: MA QINGSHAN
2 granted patents·2 pending applications·13 citations·filing 2004–2022
50Inventor score
Files withBEIJING RES INST CHEM IND1CHINA PETROCHEMICAL & CHEMICAL1CHINA PETROLEUM & CHEMICAL1UNIV LIAOCHENG1
Top patents by PatentIndex Score
4 records- 0176US7611776B2Propylene polymer composition and oriented film prepared therebyCHINA PETROCHEMICAL & CHEMICAL·Filed 2006·Granted Nov 3, 2009·13 cites·21 claims
- 0246US2006154806A1Composite carrier of catalysts for propylene polymerization, a catalyst component and a catalyst comprising the sameBEIJING RES INST CHEM IND·Filed 2006·Application pending·0 cites
- 0344US12336853B2Mobile DR applicable to in-vivo detection of multi-thoracolumbar variations in equine animals and use methodUNIV LIAOCHENG·Filed 2022·Granted Jun 24, 2025·0 cites·5 claims
- 0439US2004229748A1Composite carrier of catalysts for propylene polymerization, a catalyst component and a catalyst comprising the sameCHINA PETROLEUM & CHEMICAL·Filed 2004·Application pending·0 cites
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