Assignee
SAIPEM SPA
IT·149 granted patents·26 pending applications·1,010 citations·filing 1974–2023
Top patents by PatentIndex Score
175 records- 0195US4257718ASemi-submersible pipelaying craft equipped for laying pipes on sea beds, including deep beds, and the method of operationSAIPEM SPA·Filed 1978·Granted Mar 24, 1981·95 cites·18 claims
- 0294US6524030B1Underwater pipe-layingSAIPEM SPA·Filed 1999·Granted Feb 25, 2003·71 cites·30 claims
- 0387US9694334B2Gas diffusion system and method for introducing a gas stream in an apparatus, in particular a passivating gas stream in a urea plantSAIPEM SPA·Filed 2014·Granted Jul 4, 2017·6 cites·32 claims
- 0485US10788147B2Pipe handling system and method of joining pipe sectionsSAIPEM SPA·Filed 2015·Granted Sep 29, 2020·7 cites·12 claims
- 0584US11945693B2Multi-functional clamp, system and method for the installation of a wind turbine on an offshore substructureSAIPEM SPA·Filed 2020·Granted Apr 2, 2024·2 cites·24 claims
- 0684US7189028B1Underwater pipe-layingSAIPEM SPA·Filed 1999·Granted Mar 13, 2007·57 cites·18 claims
- 0784US4132338AApparatus suitable for use in the automatic welding of pipesSAIPEM SPA·Filed 1976·Granted Jan 2, 1979·46 cites·8 claims
- 0884US4001543AApparatus for a laser welding of a pipeline, particularly suitable for application on pipe-laying shipsSAIPEM SPA·Filed 1975·Granted Jan 4, 1977·60 cites·26 claims
- 0983US10604221B2Unmanned underwater vehicle, system and method for the maintenance and inspection of underwater facilitiesSAIPEM SPA·Filed 2017·Granted Mar 31, 2020·4 cites·24 claims
- 1083US9422205B2Process for the production of high-purity isobutene through the cracking of MTBE or ETBE and integrated process for the production of the relative etherSAIPEM SPA·Filed 2013·Granted Aug 23, 2016·4 cites·21 claims
- 1183US7829753B2Catalytic system for the production of olefinsSAIPEM SPA·Filed 2008·Granted Nov 9, 2010·4 cites·17 claims
- 1282US4729695AProcess for the installation of the enbloc superstructure of an offshore platform, and equipment for carrying it practicallySAIPEM SPA·Filed 1986·Granted Mar 8, 1988·34 cites·6 claims
- 1382US4234268AApparatus for recovering, by means of a pipelaying craft, pipes laid on deep sea bedsSAIPEM SPA·Filed 1979·Granted Nov 18, 1980·47 cites·5 claims
- 1480US6429405B2Apparatus and method for welding pipes togetherSAIPEM SPA·Filed 2001·Granted Aug 6, 2002·33 cites·37 claims
- 1578US4301760AMethod for positioning a watercraft, in particular a drilling ship as well as relevant devicesSAIPEM SPA·Filed 1979·Granted Nov 24, 1981·37 cites·8 claims
- 1677US11440626B2System and method for power and data transmission in a body of water to unmanned underwater vehiclesSAIPEM SPA·Filed 2018·Granted Sep 13, 2022·2 cites·20 claims
- 1777US10434468B2Method and system for removing ammonia from a vent gas stream of a urea plantSAIPEM SPA·Filed 2014·Granted Oct 8, 2019·5 cites·20 claims
- 1875US11448342B2Methods and apparatus relating to pipe weldingSAIPEM SPA·Filed 2018·Granted Sep 20, 2022·5 cites·21 claims
- 1975US6729802B2System and method for abandoning and recovering pipelineSAIPEM SPA·Filed 2000·Granted May 4, 2004·28 cites·45 claims
- 2074US9199926B2Process for the synthesis of urea comprising a passivation stream at the stripper bottomSAIPEM SPA·Filed 2013·Granted Dec 1, 2015·3 cites·15 claims
- 2173US11773661B2Off shore riser fixation system and methodSAIPEM SPA·Filed 2019·Granted Oct 3, 2023·3 cites·32 claims
- 2273US10900672B2Blower device for delivering an amplified rate air flow and modular cooling unitSAIPEM SPA·Filed 2016·Granted Jan 26, 2021·2 cites·7 claims
- 2373US10641064B2Connecting system and method for connecting two conduits in a body of waterSAIPEM SPA·Filed 2017·Granted May 5, 2020·2 cites·25 claims
- 2473US10166715B2Method and device for applying protective sheeting of polymer material to a pipelineSAIPEM SPA·Filed 2014·Granted Jan 1, 2019·3 cites·7 claims
- 2572US11242722B2Lower stack assembly of a blow-out preventer for a hydrocarbon extraction well and method thereofSAIPEM SPA·Filed 2018·Granted Feb 8, 2022·4 cites·9 claims
- 2672US10989270B2Vibration damper for pipesSAIPEM SPA·Filed 2017·Granted Apr 27, 2021·2 cites·18 claims
- 2772US7114881B2Method and apparatus for welding pipes togetherSAIPEM SPA·Filed 2001·Granted Oct 3, 2006·19 cites·36 claims
- 2872US6313426B2Method and apparatus for welding pipes togetherSAIPEM SPA·Filed 2001·Granted Nov 6, 2001·20 cites·32 claims
- 2972US4053973APipe-handling apparatusSAIPEM SPA·Filed 1976·Granted Oct 18, 1977·19 cites·13 claims
- 3071US11255602B2Method for liquefying natural gas and for recovering possible liquids from the natural gas, comprising two refrigerant cycles semi-open to the natural gas and a refrigerant cycle closed to the refrigerant gasSAIPEM SPA·Filed 2017·Granted Feb 22, 2022·2 cites·16 claims
- 3171US10415350B2Underwater hydrocarbon processing facilitySAIPEM SPA·Filed 2016·Granted Sep 17, 2019·3 cites·19 claims
- 3271US4444528AMethod and apparatus for recovering submerged pipelineSAIPEM SPA·Filed 1981·Granted Apr 24, 1984·39 cites·27 claims
- 3370US11433975B2System and method for temporarily connecting an underwater station and a surface facilitySAIPEM SPA·Filed 2018·Granted Sep 6, 2022·2 cites·19 claims
- 3470US10167061B2Buoyancy device for very deep water and production method thereofSAIPEM SPA·Filed 2016·Granted Jan 1, 2019·2 cites·17 claims
- 3569US10859185B2Pipe-laying vesselSAIPEM SPA·Filed 2017·Granted Dec 8, 2020·2 cites·29 claims
- 3669US3978892ASelf-locking plug apparatus for sealing and recovering a pipeline laid on a deep submerged bedSAIPEM SPA·Filed 1974·Granted Sep 7, 1976·21 cites·3 claims
- 3768US11578817B2Method and system for laying a pipeline on the bed of a body of waterSAIPEM SPA·Filed 2019·Granted Feb 14, 2023·2 cites·16 claims
- 3868US10597849B2Method and system for burying a pipeline in a bed of a body of waterSAIPEM SPA·Filed 2016·Granted Mar 24, 2020·3 cites·36 claims
- 3968US9567043B2System and method for handling reels for laying elongated members on the bed of a body of water, auxiliary structure, and laying vesselSAIPEM SPA·Filed 2013·Granted Feb 14, 2017·2 cites·38 claims
- 4065US11731078B2SOx capture using carbonate absorbentSAIPEM SPA·Filed 2021·Granted Aug 22, 2023·0 cites·43 claims
- 4165US10435865B2Trenching assembly for laying in a trench a continuous pipeline and trenching methodSAIPEM SPA·Filed 2016·Granted Oct 8, 2019·2 cites·20 claims
- 4264US9249900B2Laying of conduit at sea using horizontal reelsSAIPEM SPA·Filed 2012·Granted Feb 2, 2016·4 cites·23 claims
- 4363US9506580B2Electronic system, method, and program for controlling a variable-configuration lay ramp of a pipeline laying vessel, to lay a pipeline on the bed of a body of waterSAIPEM SPA·Filed 2013·Granted Nov 29, 2016·3 cites·28 claims
- 4463US8038367B2Underwater pipe-laying apparatus and methodSAIPEM SPA·Filed 2005·Granted Oct 18, 2011·3 cites·11 claims
- 4563US4149326AMachine for digging a trench beneath a submerged pipelineSAIPEM SPA·Filed 1977·Granted Apr 17, 1979·19 cites·5 claims
- 4662US2025026650A1Stabilization process for the electrical network, the gas network and/or the hydrogen network and for producing ammoniaSAIPEM SPA·Filed 2022·Application pending·0 cites
- 4761US11383259B2Machine and method for making a protective joint about an annular junction portion of a pipelineSAIPEM SPA·Filed 2019·Granted Jul 12, 2022·0 cites·19 claims
- 4861US10527514B2System and method for real time remote measurement of geometric parameters of a pipeline in the launch step, through sound wavesSAIPEM SPA·Filed 2016·Granted Jan 7, 2020·1 cites·32 claims
- 4961US9581040B2Module, system and method for generating electric power inside a pipelineSAIPEM SPA·Filed 2013·Granted Feb 28, 2017·2 cites·23 claims
- 5061US7985036B2Process, system and equipment for the towing of underwater pipelinesSAIPEM SPA·Filed 2005·Granted Jul 26, 2011·4 cites·10 claims
Showing the top 50 of 175 patent records by PatentIndex Score.
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →