John C. Chadwick
16Patents
7h-index
15Co-inventors
63Inventor score
Filing activity: Mar 5, 1982 → May 1, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5034361A | Catalyst precursor production | Chemistry; Metallurgy | 45 | Expired |
| US4728704A | Preparation of spherical magnesium alkoxide particles | Chemistry; Metallurgy | 16 | Expired |
| US4663299A | Preparation of spherical magnesium alkoxide particles | Chemistry; Metallurgy | 14 | Expired |
| US6294497A | Components and catalysts for the polymerization of olefins | Chemistry; Metallurgy | 8 | Expired |
| US6048818A | Components and catalysts for the polymerization of olefins | Chemistry; Metallurgy | 8 | Expired |
| US6281301A | Components and catalysts for the polymerization of olefins | Chemistry; Metallurgy | 8 | Expired |
| US5081087A | Olefin polymerization catalysts | Chemistry; Metallurgy | 7 | Expired |
| US6313238A | Components and catalysts for the polymerization of olefins | Chemistry; Metallurgy | 5 | Expired |
| US5061666A | Solid alpha-olefin polymerization catalyst components | Chemistry; Metallurgy | 3 | Expired |
| US5225385A | Solid alkene polymerization catalyst components and process for their preparation | Chemistry; Metallurgy | 3 | Expired |
| US5328877A | Solid alkene polymerization catalyst components and process for their preparation | Chemistry; Metallurgy | 2 | Expired |
| US5132379A | Solid alpha-olefin polymerization catalyst compounds | Chemistry; Metallurgy | 2 | Expired |
| US4396749A | Preparation of composite polymers containing active hydrogen atoms | Chemistry; Metallurgy | 1 | Expired |
| US5145922A | Olefin polymerization catalysts | Chemistry; Metallurgy | 1 | Expired |
| US4600757A | Process for the preparation of polyisoprene | Chemistry; Metallurgy | 1 | Expired |
| US8044155B2 | Titanocene-based catalyst system | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.