Inventor · disambiguated record
Yefen Wei
Also filed as: WEI YEFEN
1 granted patent·4 pending applications·0 citations·filing 2017–2022
8Inventor score
Top patents by PatentIndex Score
5 records- 0157US2025051507A1Polyol CompositionCOVESTRO DEUTSCHLAND AG·Filed 2022·Application pending·0 cites
- 0238US10793663B2Polyurethane foam and a polyurethane composite comprising the sameCOVESTRO DEUTSCHLAND AG·Filed 2017·Granted Oct 6, 2020·0 cites·13 claims
- 0337US2021284817A1Rigid polyurethane foamsCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Application pending·0 cites
- 0433US2021032398A1Rigid polyurethane foam system and application thereofCOVESTRO DEUTSCHLAND AG·Filed 2018·Application pending·0 cites
- 0533US2020362088A1Polyurethane foam composite panelCOVESTRO DEUTSCHLAND AG·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →