Inventor · Épinay-sous-Sénart, FR

Michel Gilbert Roland Brault

49Patents
8h-index
58Co-inventors
78Inventor score

Filing activity: Nov 29, 1993 → Mar 26, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6622475B2 Bleed system driven in simplified manner for a turbojet or turboprop engine Emerging Cross-Sectional Technologies 29 Expired
US7195444B2 Turbomachine with a decoupling device common to first and second bearings of its drive shaft, compressor comprising the decoupling device and decoupling device Mechanical Engineering; Lighting; Heating 22 Expired
US6655920B2 Turbomachine rotor assembly with two bladed-discs separated by a spacer Emerging Cross-Sectional Technologies 18 Expired
US5410870A Aircraft engine layout Mechanical Engineering; Lighting; Heating 17 Expired
US8182209B2 Air reinjection compressor Emerging Cross-Sectional Technologies 14 Active
US7364402B2 Turbine module for a gas turbine engine Mechanical Engineering; Lighting; Heating 13 Expired
US9689314B2 Intermediate casing for turbomachine and accessory gearbox drive assembly Emerging Cross-Sectional Technologies 11 Active
US7491031B2 Balancing device of a turbomachine engine Mechanical Engineering; Lighting; Heating 10 Active
US6938407B2 Bleed-off device in a bypass turbojet Emerging Cross-Sectional Technologies 7 Expired
US8529208B2 Rotary assembly for a turbomachine fan Emerging Cross-Sectional Technologies 6 Active
US10458422B2 Turbine engine provided with a lubrication unit Emerging Cross-Sectional Technologies 5 Active
US7568336B2 Aeroengine fitted with heat exchanger means Emerging Cross-Sectional Technologies 5 Active
US10422341B2 Front enclosure which is sealed during the modular dismantling of a turbojet with reduction gear Mechanical Engineering; Lighting; Heating 4 Active
US7458773B2 Turbomachine with contrarotating fans Emerging Cross-Sectional Technologies 3 Active
US8959926B2 Gas turbine high pressure compressor fluid return and reinjection including an annular air bleeding manifold Mechanical Engineering; Lighting; Heating 3 Active
US9322293B2 Turbojet venting pipe, method for mounting one such pipe and turbojet provided with one such pipe Emerging Cross-Sectional Technologies 2 Active
US9796264B2 Driveshaft for the gearbox of auxiliary machines of a turbojet engine Mechanical Engineering; Lighting; Heating 2 Active
US9784130B2 Turbine engine comprising an upstream attachment means for a de-oiling pipe Emerging Cross-Sectional Technologies 2 Active
US10316857B2 Variable-pitch fan with low pitch of a turbine engine Emerging Cross-Sectional Technologies 2 Active
US9803743B2 Rotating assembly comprising a transmission member and an oil distribution system Mechanical Engineering; Lighting; Heating 2 Active
US7008190B2 Turbomachine rotor arrangement Mechanical Engineering; Lighting; Heating 2 Expired
US10138755B2 Device for deicing a separator nose of an aviation turbine engine Emerging Cross-Sectional Technologies 2 Active
US10781714B2 Device for limiting overspeeding of a turbine shaft of a turbomachine, and associated control method Emerging Cross-Sectional Technologies 1 Active
US11274554B2 Turbomachine with axial force recovery at the fan via pressurized gas feed Mechanical Engineering; Lighting; Heating 1 Active
US11085329B2 Aircraft turbine engine with reduction gear Mechanical Engineering; Lighting; Heating 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.