Assignee
NUOVO PIGNONE SPA
211 granted patents·21 pending applications·2,999 citations·filing 1974–2015
Top patents by PatentIndex Score
232 records- 0197US4388752AMethod for the sealtight jointing of a flanged sleeve to a pipeline, especially for repairing subsea pipelines laid on very deep sea bottomsNUOVO PIGNONE SPA·Filed 1981·Granted Jun 21, 1983·156 cites·6 claims
- 0296US6827351B2Link mechanism of surgical robotNUOVO PIGNONE SPA·Filed 2002·Granted Dec 7, 2004·252 cites·17 claims
- 0393US4361335AAnnular gasket for static sealing for very high temperatures and small pressure drops, and method of makingNUOVO PIGNONE SPA·Filed 1981·Granted Nov 30, 1982·51 cites·2 claims
- 0492US5038838ASystem for safe vapour recovery, particularly suitable for fuel filling installationsNUOVO PIGNONE SPA·Filed 1990·Granted Aug 13, 1991·125 cites·4 claims
- 0591US5558133AFill end catching/clamping system in the drive clamp of a loomNUOVO PIGNONE SPA·Filed 1995·Granted Sep 24, 1996·81 cites·7 claims
- 0691US4600039AProcess and device for the formation of a tucked selvedge, especially suitable for terry loomsNUOVO PIGNONE SPA·Filed 1983·Granted Jul 15, 1986·20 cites·5 claims
- 0785US6641371B2Device for continuous regulation of the gas flow rate processed by a reciprocating compressorNUOVO PIGNONE SPA·Filed 2001·Granted Nov 4, 2003·39 cites·14 claims
- 0885US4895030AProcess for the measurement of weight flow-rates and related devicesNUOVO PIGNONE SPA·Filed 1987·Granted Jan 23, 1990·70 cites·2 claims
- 0985US4406308ADevice for changing the reed beating position in looms for terry fabricsNUOVO PIGNONE SPA·Filed 1980·Granted Sep 27, 1983·14 cites·3 claims
- 1085US4008888ADevice for the transport of individual pieces of fabric in the automatic manufacture of products therefromNUOVO PIGNONE SPA·Filed 1974·Granted Feb 22, 1977·24 cites·2 claims
- 1183US6398485B1Device for positioning of nozzles of a stator stage and for cooling of rotor discs in gas turbinesNUOVO PIGNONE SPA·Filed 2000·Granted Jun 4, 2002·58 cites·13 claims
- 1283US4417606AWeft propelling grippers for textile loomsNUOVO PIGNONE SPA·Filed 1981·Granted Nov 29, 1983·13 cites·5 claims
- 1382US4755111APumping device, particularly suitable for compressing fluids on deep sea-bottomsNUOVO PIGNONE SPA·Filed 1987·Granted Jul 5, 1988·48 cites·5 claims
- 1481US7766624B2Rotor blade for a ninth phase of a compressorNUOVO PIGNONE SPA·Filed 2007·Granted Aug 3, 2010·14 cites·19 claims
- 1581US4248915AProcess for applying a thick inset of antifriction resins on a surfaceNUOVO PIGNONE SPA·Filed 1979·Granted Feb 3, 1981·28 cites·8 claims
- 1680US7730726B2Method and apparatus for controlling the combustion in a gas turbineNUOVO PIGNONE SPA·Filed 2008·Granted Jun 8, 2010·15 cites·8 claims
- 1780US4763699ASystem of detection of shed closed to shuttle passage in multi-step textile loomsNUOVO PIGNONE SPA·Filed 1987·Granted Aug 16, 1988·17 cites·6 claims
- 1880US4487014AGas generator and turbine unitNUOVO PIGNONE SPA·Filed 1982·Granted Dec 11, 1984·32 cites·4 claims
- 1979US5586575AElectropneumatic converter with solenoid valve controlNUOVO PIGNONE SPA·Filed 1994·Granted Dec 24, 1996·30 cites·5 claims
- 2079US5333655ASystem for effective vapor recovery without seal members in fuel filling installationsNUOVO PIGNONE SPA·Filed 1992·Granted Aug 2, 1994·58 cites·2 claims
- 2179US4770584ADemountable pin, particularly suitable for the lever mechanisms of textile machinesNUOVO PIGNONE SPA·Filed 1987·Granted Sep 13, 1988·25 cites·3 claims
- 2278US4415185AFlexible metal coupling for joining underwater pipes laid at great depthNUOVO PIGNONE SPA·Filed 1981·Granted Nov 15, 1983·36 cites·3 claims
- 2377US5660044APerfected combustion system with low polluting emissions for gas turbinesNUOVO PIGNONE SPA·Filed 1995·Granted Aug 26, 1997·42 cites·1 claims
- 2476US6666093B2System for remote diagnosis of the state of wear of the suction and delivery valves of reciprocating compressorsNUOVO PIGNONE SPA·Filed 2001·Granted Dec 23, 2003·23 cites·9 claims
- 2576US4513813AAir-cooled steam condenserNUOVO PIGNONE SPA·Filed 1982·Granted Apr 30, 1985·43 cites·2 claims
- 2676US4031925ADevice for cutting the weft in a shuttleless loom having a continuous weft-supply mechanismNUOVO PIGNONE SPA·Filed 1975·Granted Jun 28, 1977·11 cites·5 claims
- 2776US3951177ADevices for folding into the warp shed both ends of a weft thread in a fabric made by a shuttleless loom having a continuous weft supply mechanismNUOVO PIGNONE SPA·Filed 1974·Granted Apr 20, 1976·17 cites·5 claims
- 2875US6334309B1Liquid fuel injector for burners in gas turbinesNUOVO PIGNONE SPA·Filed 2000·Granted Jan 1, 2002·43 cites·15 claims
- 2975US4161832ASeven-segmented electromechanical digital indicatorNUOVO PIGNONE SPA·Filed 1978·Granted Jul 24, 1979·27 cites·6 claims
- 3075US4028945AProtection system for the overpressures of a silicium wafer sensor used in a differential pressure transmitterNUOVO PIGNONE SPA·Filed 1975·Granted Jun 14, 1977·23 cites·8 claims
- 3174US9797255B2Rotary machine including a machine rotor with a composite impeller portion and a metal shaft portionNUOVO PIGNONE SPA·Filed 2012·Granted Oct 24, 2017·3 cites·13 claims
- 3274US6981847B2System for connecting and locking rotor blades of an axial compressorNUOVO PIGNONE SPA·Filed 2002·Granted Jan 3, 2006·36 cites·7 claims
- 3374US5464039AFluid flowmeter-controllerNUOVO PIGNONE SPA·Filed 1994·Granted Nov 7, 1995·35 cites·7 claims
- 3473US8378676B2System and method for detecting corrosion pitting in gas turbinesNUOVO PIGNONE SPA·Filed 2009·Granted Feb 19, 2013·6 cites·24 claims
- 3573US5007463AWeft clamping system for inserter rapierNUOVO PIGNONE SPA·Filed 1989·Granted Apr 16, 1991·14 cites·4 claims
- 3672US9404387B2Honeycomb seal and methodNUOVO PIGNONE SPA·Filed 2012·Granted Aug 2, 2016·4 cites·10 claims
- 3772US7390165B2High efficiency stator for the second phase of a gas turbineNUOVO PIGNONE SPA·Filed 2005·Granted Jun 24, 2008·15 cites·6 claims
- 3872US5483997ABlade type weft brake for a shuttleless loomNUOVO PIGNONE SPA·Filed 1994·Granted Jan 16, 1996·21 cites·5 claims
- 3970US5538036AControl system for a pneumatic valve actuatorNUOVO PIGNONE SPA·Filed 1994·Granted Jul 23, 1996·32 cites·6 claims
- 4070US5203674ACompact diffuser, particularly suitable for high-power gas turbinesNUOVO PIGNONE SPA·Filed 1991·Granted Apr 20, 1993·48 cites·6 claims
- 4169US9279431B2Method and equipment for detecting rotating stall and compressorNUOVO PIGNONE SPA·Filed 2012·Granted Mar 8, 2016·4 cites·13 claims
- 4269US4040452ADevice for holding cut weft threads to be folded up into the shed to form a tucked selvedge in a fabric made by a shuttleless loom having a continuous weft supply mechanismNUOVO PIGNONE SPA·Filed 1975·Granted Aug 9, 1977·8 cites·2 claims
- 4368US7387490B2High efficiency stator for the first phase of a gas turbineNUOVO PIGNONE SPA·Filed 2005·Granted Jun 17, 2008·16 cites·6 claims
- 4468US5738505APerfected twin-screw pump, particularly suitable for the pumping of biphase fluids in a submerged environmentNUOVO PIGNONE SPA·Filed 1996·Granted Apr 14, 1998·25 cites·2 claims
- 4568US5526850AMain nozzle accelerator chamber for an air-jet loomNUOVO PIGNONE SPA·Filed 1994·Granted Jun 18, 1996·14 cites·2 claims
- 4667US8344673B2Torsional mode damping apparatusNUOVO PIGNONE SPA·Filed 2008·Granted Jan 1, 2013·13 cites·20 claims
- 4767US6406281B1Screw-type pumping unit for treatment of fluids in several phasesNUOVO PIGNONE SPA·Filed 2000·Granted Jun 18, 2002·16 cites·7 claims
- 4867US6065492AGas mass flow metering valveNUOVO PIGNONE SPA·Filed 1996·Granted May 23, 2000·31 cites·13 claims
- 4967US4957403ADemountable pin for rotatably connecting together two elements of small axial dimension, particularly suitable for the lever mechanisms of textile machinesNUOVO PIGNONE SPA·Filed 1988·Granted Sep 18, 1990·26 cites·5 claims
- 5067US4632634ASystem for fixing the stator nozzles to a power turbine casingNUOVO PIGNONE SPA·Filed 1984·Granted Dec 30, 1986·32 cites·6 claims
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