Inventor · disambiguated record
Dewei Yu
Also filed as: YU DEWEI
1 granted patent·1 pending application·0 citations·filing 2014–2017
14Inventor score
Technology areasB01J
Files withWANHUA CHEMICAL GROUP CO LTD2
Top patents by PatentIndex Score
2 records- 0158US9926259B1Catalyst for fixed bed aniline rectification residue recycling and preparation methodWANHUA CHEMICAL GROUP CO LTD·Filed 2017·Granted Mar 27, 2018·0 cites·6 claims
- 0250US2016207876A1Catalyst used for resource utilization of a fixed bed aniline distillation residue and method for preparing said catalystWANHUA CHEMICAL GROUP CO LTD·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →