Inventor · disambiguated record
Yunguang Han
Also filed as: HAN YUNGUANG
2 granted patents·18 citations·filing 2007–2019
51Inventor score
Files withPETROCHINA CO LTD2
Top patents by PatentIndex Score
2 records- 0188US7786336B2Catalyst composition for ethylene oligomerization and the use thereofPETROCHINA CO LTD·Filed 2007·Granted Aug 31, 2010·18 cites·8 claims
- 0244US11352572B2Low viscosity poly-a-olefin lubricating oil and synthesis method thereofPETROCHINA CO LTD·Filed 2019·Granted Jun 7, 2022·0 cites·19 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →