Inventor · disambiguated record
Zhengfeng Zhang
Also filed as: ZHANG ZHENGFENG
12 granted patents·6 pending applications·183 citations·filing 1995–2023
91Inventor score
Files withEAGLE OUTDOOR CAMPING PRODUCTS CO LTD5ZHANG ZHENGFENG2DEGUSSA1EVONIK ROEHM GMBH1GOLDSCHMIDT AG M1
Top patents by PatentIndex Score
18 records- 0190USD972061STentEAGLE OUTDOOR CAMPING PRODUCTS CO LTD·Filed 2021·Granted Dec 6, 2022·19 cites·1 claims
- 0288USD984355SRoof tent frameEAGLE OUTDOOR CAMPING PRODUCTS CO LTD·Filed 2021·Granted Apr 25, 2023·13 cites·1 claims
- 0388US6228346B1Propellant mixtures and aerosols for micronizing medicaments with compressed gasPARI GMBH SPEZIALISTEN FUER EFFEKTIVE INHALATION·Filed 1997·Granted May 8, 2001·93 cites·31 claims
- 0483USD984354SRoof tent frameEAGLE OUTDOOR CAMPING PRODUCTS CO LTD·Filed 2021·Granted Apr 25, 2023·9 cites·1 claims
- 0581USD979001SRoof tent frameEAGLE OUTDOOR CAMPING PRODUCTS CO LTD·Filed 2020·Granted Feb 21, 2023·10 cites·1 claims
- 0672US5837831AMethod for separating alkyl glycosidesGOLDSCHMIDT AG TH·Filed 1996·Granted Nov 17, 1998·25 cites·32 claims
- 0770USD964498STentEAGLE OUTDOOR CAMPING PRODUCTS CO LTD·Filed 2021·Granted Sep 20, 2022·4 cites·1 claims
- 0870US7713581B2Method of impregnating a carrier a matrix with solid and/or liquid compounds using compressed gases, and materials thus impregnatedDEGUSSA·Filed 2006·Granted May 11, 2010·3 cites·25 claims
- 0962US2008230050A1Method for the physical treatment of starch (derivatives)KERSTING HANS-JOSEF·Filed 2008·Application pending·0 cites
- 1058US8277700B2Process for preparing a photochromic polymeric composition, thus obtained polymeric composition and use thereofZHANG ZHENGFENG·Filed 2009·Granted Oct 2, 2012·3 cites·18 claims
- 1148US2023002521A1Preparation process for solid acrylic resin suitable for uv photocuring systemPIONEER CHEMICALS YANGZHOU CO LTD·Filed 2020·Application pending·0 cites
- 1247US2010168282A1Dispersion comprising inorganic particles, water, and at least one polymeric additiveEVONIK ROEHM GMBH·Filed 2008·Application pending·0 cites
- 1345US12071725B2Juncao pulp for spinning and preparation method and use thereofXINXIANG CHEMICAL FIBRE CO LTD·Filed 2023·Granted Aug 27, 2024·0 cites·14 claims
- 1445US2004210046A1Method for the physical treatment of starch (derivatives)Filed 2002·Application pending·0 cites
- 1543US9290431B2Process for preparation of highly pure, non-yellowing methacrylic acidZHANG ZHENGFENG·Filed 2013·Granted Mar 22, 2016·0 cites·9 claims
- 1638US5646258AMethod of synthesizing alkyl glucosidesGOLDSCHMIDT AG M·Filed 1995·Granted Jul 8, 1997·4 cites·13 claims
- 1735US2004101623A1Method for impregnating a support matrix with solid and/or liquid compounds using compressed gases, and matrials impregnated in this mannerFiled 2001·Application pending·0 cites
- 1829US2012174804A1Power-Off-Protection Type of Safety Control Double Valve Applied to Pressing MachinesRONG FANG·Filed 2010·Application pending·0 cites
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