Cogema, Inc.
49Patents
0Active
49Granted
36Portfolio score
Filing activity: May 10, 1985 → Jul 29, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5135710A | Filtration plate associated with a lower connector of a fuel assembly of a nuclear reactor | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5023048A | Rod for a fuel assembly of a nuclear reactor resisting corrosion and wear | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5283812A | Bottom nozzle of a fuel assembly for a water-cooled nuclear reactor | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5160697A | Lower connector for a fuel assembly of a nuclear reactor, comprising an adaptor plate and a filtration plate | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5844958A | Dismountable fuel assembly of a nuclear reactor cooled by light water | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5732116A | Spacer grid of a fuel assembly for a nuclear reactor, including attached springs | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4933138A | Spacer-grid for a fuel assembly of a light water nuclear reactor | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5263064A | Device for locking a fuel assembly in a transport container | Performing Operations; Transporting | 15 | Expired |
| US5180545A | Lower end nozzle of a fuel assembly having a particle retention device and fuel assembly having such an end nozzle | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5328524A | Process for the surface oxidation of a part composed of passivatable metal, and fuel assembly elements composed of metal alloy covered with a protective oxide layer | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4918710A | Fabrication procedure for a cross-bracing grid for a fuel assembly of a nuclear reaction | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4687463A | Centrifugal decanter of the pendulous type | Performing Operations; Transporting | 13 | Expired |
| US5263063A | Device for locking a fuel assembly in a container | Physics | 12 | Expired |
| US5329561A | Device for checking the thickness and the cohesion of the interface of a duplex tube | Physics | 12 | Expired |
| US5128096A | Lower connector of a fuel assembly of a nuclear reactor having a particle filter | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5225152A | Filtering bottom nozzle for a fuel assembly of a lightwater-cooled reactor | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5091142A | Method for extracting a locking sleeve from a demountable guide tube of a nuclear reactor fuel assembly | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5754611A | Method and device for measuring at least one characteristic length on a fuel rod arranged at the periphery of a nuclear fuel assembly | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5377238A | Device for the underwater machining of a spacer-grid of a fuel assembly for a nuclear reactor | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4732527A | Procedure for transferring objects without breaking confinement | Physics | 8 | Expired |
| US5183626A | Control cluster including demountable fuel for a nuclear fuel assembly | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5966419A | Spacing grid of a fuel assembly for a nuclear reactor and fuel assembly | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5225148A | Method for checking the thickness and the cohesion of the interface of a duplex tube | Physics | 7 | Expired |
| US5120492A | Device for extracting a blocking sleeve from a removable guide tube of a fuel assembly of a nuclear reactor | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5235624A | Method and device for detecting a leak from a fuel element of an assembly for a nuclear reactor | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.