Inventor · disambiguated record
Changwen Du
Also filed as: DU CHANGWEN
1 granted patent·1 pending application·2 citations·filing 2012–2018
18Inventor score
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2 records- 0152US9561988B2Method for preparing controlled release fertilizer with water-based coating on the basis of closed circulating fluidized bed, and device thereforDU CHANGWEN·Filed 2012·Granted Feb 7, 2017·2 cites·4 claims
- 0237US2021292250A1Metal-organic framework material fertilizer and preparation method thereforNANJING INST OF SOIL CHINESE ACADEMY OF SCIENCES·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →