Patent assignee · FR · COMPANY

SAIPEM S.A.

121Patents
104Active
121Granted
58Portfolio score

Filing activity: Dec 21, 2001 → Mar 12, 2024 · 30 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7938148B2 Method of thermally insulating coaxial pipes with a particulate insulating material Mechanical Engineering; Lighting; Heating 60 Active
US6854930B2 Underwater pipeline connection joined to a riser Fixed Constructions 26 Expired
US7686539B2 Water movement damper device Fixed Constructions 25 Active
US7722085B2 Undersea pipe including an internal liner Mechanical Engineering; Lighting; Heating 19 Active
US6712559B2 Seafloor-surface linking device comprising a stabilizing element Fixed Constructions 15 Expired
US7367398B2 Device for heating and thermally insulating at least one undersea pipeline Fixed Constructions 15 Expired
US7025535B2 Seafloor/surface connecting installation for a submarine pipeline which is connected to a riser by means of at least one elbow pipe element that is supported by a base Fixed Constructions 14 Expired
US8256089B2 Method of covering inside surface of steel connection part Emerging Cross-Sectional Technologies 14 Active
US8042399B2 Method and a device for inspecting a pipe connection weld by an ultrasound probe Physics 13 Active
US8347801B2 Floating support for oil production fitted with pack ice destruction devices, and an associated method Performing Operations; Transporting 12 Active
US8942552B2 Plastic tubular connecting sleeve for a pipe with internal liner Emerging Cross-Sectional Technologies 11 Active
US7896033B2 Device for thermal insulation of at least a submarine pipeline comprising a phase-change material confined in jackets Mechanical Engineering; Lighting; Heating 10 Expired
US8273151B2 Horizontal liquid/gas separation device, and separation method, in particular for the liquid and gaseous phases of a crude oil Fixed Constructions 10 Active
US6524152B1 Bottom to surface link system comprising a submarine pipe assembled to at least one float Mechanical Engineering; Lighting; Heating 9 Expired
US7404695B2 Seafloor-surface connecting installation of a submarine pipeline installed at great depth Mechanical Engineering; Lighting; Heating 9 Expired
US8430170B2 Bottom-to-surface connection installation of a rigid pipe with a flexible pipe having positive buoyancy Fixed Constructions 9 Active
US8627665B2 Installation and method for storing and returning electrical energy Mechanical Engineering; Lighting; Heating 9 Active
US7722088B2 Light and reinforced undersea coaxial pipe element Mechanical Engineering; Lighting; Heating 8 Active
US8449341B2 Floating support comprising a drum equipped with two buoys to which to fasten tethers and pipes connecting between the sea bed and the surface Performing Operations; Transporting 8 Active
US7320770B2 Method for making a quasi-incompressible phase-change material, shear-thinned and with low heat conductivity Mechanical Engineering; Lighting; Heating 7 Expired
US10487806B2 Device and a ship for maintaining an offshore wind turbine Emerging Cross-Sectional Technologies 7 Active
US7946790B2 Installation comprising at least two bottom-surface connections for at least two undersea pipes resting on the sea bottom Fixed Constructions 6 Active
US7882794B2 Buoyancy device and method for stabilizing and controlling lowering or raising of a structure between the surface and the sea floor Fixed Constructions 6 Expired
US7677837B2 Device for transferring fluid between two floating supports Performing Operations; Transporting 6 Active
US9199700B2 Sea platform having external containers Mechanical Engineering; Lighting; Heating 6 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.