Josefina T. Chapman
65Patents
10h-index
43Co-inventors
74Inventor score
Filing activity: Feb 7, 1997 → Jan 14, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7608744B1 | Ethanol production from acetic acid utilizing a cobalt catalyst | Emerging Cross-Sectional Technologies | 191 | Active |
| US7863489B2 | Direct and selective production of ethanol from acetic acid utilizing a platinum/tin catalyst | Performing Operations; Transporting | 165 | Active |
| US8071821B2 | Direct and selective production of ethanol from acetic acid utilizing a platinum/ tin catalyst | Performing Operations; Transporting | 71 | Active |
| US7820852B2 | Direct and selective production of ethyl acetate from acetic acid utilizing a bimetal supported catalyst | Chemistry; Metallurgy | 35 | Active |
| US6500982B1 | Process for preparing (meth) acrylic acid | Chemistry; Metallurgy | 27 | Expired |
| US7994368B2 | Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst | Chemistry; Metallurgy | 27 | Active |
| US7816565B2 | Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalyst | Chemistry; Metallurgy | 20 | Active |
| US5877345A | Process for producing butyl acrylate | Emerging Cross-Sectional Technologies | 13 | Expired |
| US8471075B2 | Processes for making ethanol from acetic acid | Emerging Cross-Sectional Technologies | 11 | Active |
| US8501652B2 | Catalysts for making ethanol from acetic acid | Performing Operations; Transporting | 11 | Active |
| US6399817B1 | Process for preparing (meth)acrylic acid | Chemistry; Metallurgy | 10 | Expired |
| US8669400B2 | Direct and selective production of ethanol from acetic acid utilizing a platinum/ tin catalyst | Performing Operations; Transporting | 7 | Active |
| US8652988B2 | Catalyst for producing acrylic acids and acrylates | Performing Operations; Transporting | 6 | Active |
| US8735314B2 | Catalysts for producing acrylic acids and acrylates | Performing Operations; Transporting | 6 | Active |
| US7855303B2 | Integrated process for the production of vinyl acetate from acetic acid via ethylene | Emerging Cross-Sectional Technologies | 6 | Active |
| US8642498B2 | Catalysts for producing acrylic acids and acrylates | Performing Operations; Transporting | 6 | Active |
| US8658823B2 | Processes for producing acrylic acids and acrylates | Emerging Cross-Sectional Technologies | 5 | Active |
| US8680321B2 | Processes for making ethanol from acetic acid using bimetallic catalysts | Emerging Cross-Sectional Technologies | 5 | Active |
| US8487143B2 | Ethanol production from acetic acid utilizing a cobalt catalyst | Emerging Cross-Sectional Technologies | 4 | Active |
| US8802585B2 | Catalysts for producing acrylic acids and acrylates | Performing Operations; Transporting | 4 | Active |
| US8889586B2 | Process for producing acrylic acids and acrylates | Performing Operations; Transporting | 4 | Active |
| US8658822B2 | Processes for producing acrylic acids and acrylates | Emerging Cross-Sectional Technologies | 4 | Active |
| US8178715B2 | Integrated process for the production of vinyl acetate from acetic acid via acetaldehyde | Emerging Cross-Sectional Technologies | 4 | Active |
| US8304586B2 | Process for purifying ethanol | Chemistry; Metallurgy | 4 | Active |
| US8309773B2 | Process for recovering ethanol | Chemistry; Metallurgy | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.