James Allen Ponasik, Jr.
22Patents
9h-index
18Co-inventors
68Inventor score
Filing activity: Feb 24, 1998 → Mar 13, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6545108B1 | Catalysts containing N-pyrrolyl substituted nitrogen donors | Chemistry; Metallurgy | 51 | Expired |
| US6103658A | Olefin polymerization catalysts containing group 8-10 transition metals, processes employing such catalysts and polymers obtained therefrom | Chemistry; Metallurgy | 47 | Expired |
| US6559091B1 | Catalysts containing N-pyrrolyl substituted nitrogen donors | Chemistry; Metallurgy | 35 | Expired |
| US6281303A | Olefin oligomerization and polymerization catalysts | Chemistry; Metallurgy | 34 | Expired |
| US6174976A | Neutral nickel complexes for olefin polymerization | Chemistry; Metallurgy | 13 | Expired |
| US6090900A | Polymers containing functionalized olefin monomers | Chemistry; Metallurgy | 11 | Expired |
| US6117959A | Polyolefin catalysts | Chemistry; Metallurgy | 11 | Expired |
| US6200925A | Catalyst compositions for the polymerization of olefins | Chemistry; Metallurgy | 11 | Expired |
| US6620896B1 | Mixed olefin polymerization catalysts, processes employing such catalysts, and polymers obtained therefrom | Chemistry; Metallurgy | 10 | Expired |
| US6706891B2 | Process for the preparation of ligands for olefin polymerization catalysts | Chemistry; Metallurgy | 8 | Expired |
| US6579823B2 | Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors | Chemistry; Metallurgy | 6 | Expired |
| US6303720A | Olefin polymerization catalysts containing group 8-10 transition metals, processes employing such catalysts and polymers obtained therefrom | Chemistry; Metallurgy | 5 | Expired |
| US9308527B2 | Phosphorous compounds useful as ligands and compositions and methods regarding them | Performing Operations; Transporting | 3 | Active |
| US6365539B1 | Polyolefin catalysts | Chemistry; Metallurgy | 3 | Expired |
| US6946532B2 | Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors | Chemistry; Metallurgy | 2 | Expired |
| US6844446B2 | Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors | Chemistry; Metallurgy | 2 | Expired |
| US6844404B2 | Catalyst compositions for the polymerization of olefins | Chemistry; Metallurgy | 2 | Expired |
| US6825356B2 | Catalysts containing N-pyrrolyl substituted nitrogen donors | Chemistry; Metallurgy | 2 | Expired |
| US7056996B2 | Productivity catalysts and microstructure control | Performing Operations; Transporting | 1 | Expired |
| US7319084B2 | Catalysts containing N-pyrrolyl substituted nitrogen donors | Chemistry; Metallurgy | 1 | Expired |
| US6372682B1 | Catalyst compositions for the polymerization of olefins | Chemistry; Metallurgy | 1 | Expired |
| US8912240B2 | Production of methanol and ethanol from CO or CO2 | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.