Heiko Arnold
21Patents
10h-index
18Co-inventors
64Inventor score
Filing activity: Dec 2, 1999 → Aug 13, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6881702B2 | Method for producing a multi metal oxide catalyst, method for producing unsaturated aldehydes and/or carboxylic acids and band calcination device | Performing Operations; Transporting | 44 | Expired |
| US6525217B1 | Method for the catalytic gas-phase oxidation of propene to acrylic acid | Performing Operations; Transporting | 32 | Expired |
| US7129195B2 | Heterogenically catalysed gas-phase partial oxidation method for precursor compounds of (meth)acrylic acid | Performing Operations; Transporting | 31 | Expired |
| US6395936B1 | Method for the catalytic gas phase oxidation of propene into acrolein | Performing Operations; Transporting | 27 | Expired |
| US6403829B1 | Method for the catalytic gas phase oxidation of acrolein into acrylic acid | Performing Operations; Transporting | 24 | Expired |
| US6383976B1 | Multimetal oxide material for gas-phase catalytic oxidation of organic compounds | Performing Operations; Transporting | 20 | Expired |
| US6362345B1 | Method for producing phthalic anhydride by means of catalytic vapor-phase oxidation of o-xylol/naphthalene mixtures | Chemistry; Metallurgy | 17 | Expired |
| US6888024B2 | Heterogeneously catalyzed partial gas phase oxidation of propene to acrylic acid | Performing Operations; Transporting | 14 | Expired |
| US6410785B1 | Method for producing acrolein by heterogeneous catalytic gas-phase partial oxidation of propene | Chemistry; Metallurgy | 13 | Expired |
| US6426433B1 | Method for producing acrolein and/or acrylic acid from propane | Chemistry; Metallurgy | 11 | Expired |
| US6998504B1 | Method for the catalytic gas phase oxidation of propene into acrylic acid | Performing Operations; Transporting | 10 | Expired |
| US6423875B1 | Method for producing acrolein and/or acrylic acid from propane | Chemistry; Metallurgy | 9 | Expired |
| US6794539B2 | Method for producing multiple-phase multi-metal oxide materials | Performing Operations; Transporting | 9 | Expired |
| US7122707B2 | Method for producing an annular shell catalyst and use thereof for producing acrolein | Performing Operations; Transporting | 6 | Expired |
| US7157597B2 | Heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid | Chemistry; Metallurgy | 6 | Expired |
| US6982347B2 | Heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid | Chemistry; Metallurgy | 6 | Expired |
| US6541664B1 | Method of heterogeneous catalyzed vapor-phase oxidation of propane to acrolein and/or acrylic acid | Performing Operations; Transporting | 6 | Expired |
| US6388129B1 | Method for producing acrolein and/or acrylic acid from propane | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7015354B2 | Preparation of (meth)acrolein and/or (meth)acrylic acid | Chemistry; Metallurgy | 4 | Expired |
| US7164039B2 | Heterogeneously catalyzed partial gas phase oxidation of propene to acrylic acid | Chemistry; Metallurgy | 4 | Expired |
| US7211691B2 | Heterogeneously catalyzed partial gas phase oxidation of propene to acrolein | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.