Jean-Louis Costa
19Patents
9h-index
19Co-inventors
65Inventor score
Filing activity: May 5, 1989 → Sep 7, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5891976A | Catalyst system for the polymerization of olefins, process for this polymerization and polymers thus obtained | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6803415B1 | Flexible compositions based on propylene polymers | Chemistry; Metallurgy | 28 | Expired |
| US6946521B2 | Polyethylene pipe resins and production thereof | Chemistry; Metallurgy | 25 | Expired |
| US5556893A | Catalyst support and catalyst for the polymerization of alpha-olefins; processes for obtaining them and polymerization of alpha-olefins in presence of the catalyst | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7037977B2 | Polyethylene pipe resins and production thereof | Chemistry; Metallurgy | 15 | Expired |
| US6221802A | Catalyst support and catalyst for the polymerization of .alpha.-olefins | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5206198A | Catalytic solid usable for the stereospecific polymerization of alpha-olefins, process for preparing it and process for polymerizing alpha-olefins in its presence | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5243103A | Process for obtaining catalytic compositions and process for hydrogenation of chlorofluoroalkenes by means of these compositions | Chemistry; Metallurgy | 10 | Expired |
| US5089454A | Catalytic composition for hydrogenation of chlorofluoroalkenes | Chemistry; Metallurgy | 9 | Expired |
| US5359818A | Hand tool and methods of constructing and utilizing same | Performing Operations; Transporting | 8 | Expired |
| US5756613A | Catalyst support and catalyst for the polymerization of .alpha.-olefins; processes for obtaining them and polymerization of .alpha.-olefins in presence of the catalyst | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7127853B2 | Process for producing polyethylene pipe resins | Chemistry; Metallurgy | 2 | Expired |
| US6083866A | Catalytic system which can be used for the stereospecific polymerisation of .alpha.-olefins, process for this polymerisation and polymers obtained | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6001765A | Catalytic system which can be used for the stereospecific polymerization of .alpha.-olefins, process for this polymerization and polymers obtained | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5362416A | Suspensions of particles containing transition metal compounds in oils | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5922813A | Block copolymer of propylene and ethylene | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5902764A | Catalyst system for the polymerization of olefins; process for this polymerization and polymers thus obtained | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5733979A | Catalytic solid usable for the stereospecific polymerisation of alpha-olefins, process for preparing it and process for polymerising alpha-olefins in its presence | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6524986B2 | Catalyst support and catalyst for the polymerization of &agr;-olefins | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.