Tim Coffy
47Patents
12h-index
41Co-inventors
81Inventor score
Filing activity: Dec 23, 1991 → Nov 15, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8444905B2 | Polymeric blends and methods of using same | Emerging Cross-Sectional Technologies | 40 | Active |
| US8110518B2 | Fluorinated transition metal catalysts and formation thereof | Emerging Cross-Sectional Technologies | 37 | Active |
| US6930071B2 | Ziegler-natta catalyst for polyolefins | Chemistry; Metallurgy | 30 | Expired |
| US8362145B2 | Compatibilized polypropylene and polylactic acid blends and methods of making and using same | Chemistry; Metallurgy | 29 | Active |
| US6864207B2 | Ziegler-Natta catalyst for polyolefins | Chemistry; Metallurgy | 28 | Expired |
| US6174971A | Ziegler-natta catalysts for olefin polymerization | Chemistry; Metallurgy | 27 | Expired |
| US6846859B2 | Polyolefin composition having reduced color bodies | Chemistry; Metallurgy | 22 | Expired |
| US8268913B2 | Polymeric blends and methods of using same | Emerging Cross-Sectional Technologies | 20 | Active |
| US6486274B1 | Hydrogen response Ziegler-Natta catalyst for narrowing MWD of polyolefin, method of making, method of using, and polyolefins made therewith | Chemistry; Metallurgy | 19 | Expired |
| US8759243B2 | Multi-component catalyst systems and polymerization processes for forming in-situ heterophasic copolymers and/or varying the xylene solubles content of polyolefins | Emerging Cross-Sectional Technologies | 19 | Active |
| US6734134B1 | Ziegler-natta catalyst for tuning MWD of polyolefin, method of making, method of using, and polyolefins made therewith | Chemistry; Metallurgy | 16 | Expired |
| US8372917B2 | Polymeric blends and methods of using same | Emerging Cross-Sectional Technologies | 15 | Active |
| US8759446B2 | Compatibilized polypropylene and polylactic acid blends and methods of making and using same | Chemistry; Metallurgy | 11 | Active |
| US5639900A | Thermally activated olefin metathesis catalyst precursor | Performing Operations; Transporting | 11 | Expired |
| US7473664B2 | Formation of Ziegler-Natta catalyst | Chemistry; Metallurgy | 9 | Active |
| US7081285B1 | Polyethylene useful for blown films and blow molding | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6706822B2 | Method of producing polyethylene resins for use in blow molding | Chemistry; Metallurgy | 8 | Expired |
| US6433103B1 | Method of producing polyethylene resins for use in blow molding | Chemistry; Metallurgy | 7 | Expired |
| US6693058B1 | Ziegler-natta catalyst for narrow to broad MWD of polyoefins, method of making, method of using, and polyolefins made therewith | Chemistry; Metallurgy | 7 | Expired |
| US5606085A | Thermally activated olefin metathesis catalyst precursor | Performing Operations; Transporting | 6 | Expired |
| US8545971B2 | Polymeric compositions comprising polylactic acid and methods of making and using same | Emerging Cross-Sectional Technologies | 6 | Active |
| US6916895B2 | Ziegler-Natta catalyst for tuning MWD of polyolefin, method of making, method of using, and polyolefins made therewith | Chemistry; Metallurgy | 4 | Expired |
| US8110644B2 | Bimodal pipe resin and products made therefrom | Chemistry; Metallurgy | 3 | Active |
| US6790804B2 | Magnesium-diketonate complex derived polyolefin catalysts, method of making same, method of polymerizing with same | Chemistry; Metallurgy | 3 | Expired |
| US8278403B2 | Multi-component catalyst systems and polymerization processes for forming broad composition distribution polymers | Chemistry; Metallurgy | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.