Thomas E. Spriggs
12Patents
10h-index
34Co-inventors
68Inventor score
Filing activity: Nov 4, 1987 → Mar 4, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4803251A | Method for reducing sheeting during polymerization of alpha-olefins | Emerging Cross-Sectional Technologies | 130 | Expired |
| US5665818A | High activity staged reactor process | Chemistry; Metallurgy | 102 | Expired |
| US5137994A | Process for the simultaneous trimerization and copolymerization of ethylene | Emerging Cross-Sectional Technologies | 49 | Expired |
| US5405901A | Process of producing ethylene polymer blends in gas phase | Chemistry; Metallurgy | 43 | Expired |
| US5834571A | Gas phase polymerization process | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6096840A | Gas phase polymerization process | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5371145A | High density, high molecular weight polyethylene | Chemistry; Metallurgy | 18 | Expired |
| US6627713B2 | Gas phase polymerization process | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5442018A | Ethylene polymerization using a titanium and vanadium catalyst system in staged reactors | Chemistry; Metallurgy | 15 | Expired |
| US6384156B1 | Gas phase polymerization process | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7202313B2 | Chromium-based catalysts in mineral oil for production of polyethylene | Chemistry; Metallurgy | 7 | Expired |
| US6300429A | Method of modifying near-wall temperature in a gas phase polymerization reactor | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.