Inventor · disambiguated record
Yongjian Guan
Also filed as: GUAN YONGJIAN
3 granted patents·0 citations·filing 2017–2019
39Inventor score
Top patents by PatentIndex Score
3 records- 0163US11401375B2Flame-retardant polyether polyol as well as preparation method and application thereofJIAHUA SCIENCE & TECH DEVELOPMENT SHANGHAI LTD·Filed 2019·Granted Aug 2, 2022·0 cites·12 claims
- 0250US11440989B2Application of Mannich base in flame-retardant polyurethane materialJIAHUA SCIENCE & TECH DEVELOPMENT SHANGHAI LTD·Filed 2019·Granted Sep 13, 2022·0 cites·12 claims
- 0343US11261287B2Composition capable of substituting use of styrene-acrylonitrile copolymer POPJIAHUA SCIENCE & TECH DEVELOPMENT SHANGHAI LTD·Filed 2017·Granted Mar 1, 2022·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →