Inventor · disambiguated record
Hengdao Quan
Also filed as: QUAN HENGDAO
2 granted patents·1 pending application·0 citations·filing 2003–2019
24Inventor score
Files withBEIJING YUJI SCIENCE & TECH CO LTD1NAT INST OF ADVANCED IND SCIEN1ZHEJIANG RES INSTITUTE OF CHEMICAL INDUSTRY CO LTD1
Top patents by PatentIndex Score
3 records- 0147US7247289B2Porous aluminum fluorideNAT INST OF ADVANCED IND SCIEN·Filed 2003·Granted Jul 24, 2007·0 cites·8 claims
- 0244US2022235253A1An environmentally friendly working fluid for a heat pipeZHEJIANG RES INSTITUTE OF CHEMICAL INDUSTRY CO LTD·Filed 2019·Application pending·0 cites
- 0324US10538467B2Manufacturing method of 1,2-dichlorohexafluorocyclopenteneBEIJING YUJI SCIENCE & TECH CO LTD·Filed 2016·Granted Jan 21, 2020·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →