Inventor · Takasago, JP

Eisaku Ito

41Patents
11h-index
82Co-inventors
78Inventor score

Filing activity: Feb 13, 1998 → Feb 11, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6343792B1 Shaft seal and turbine using the same Emerging Cross-Sectional Technologies 66 Expired
US6572335B2 Gas turbine cooled stationary blade Mechanical Engineering; Lighting; Heating 53 Expired
US6086329A Seal plate for a gas turbine moving blade Mechanical Engineering; Lighting; Heating 46 Expired
US5967745A Gas turbine shroud and platform seal system Mechanical Engineering; Lighting; Heating 43 Expired
US6189891A Gas turbine seal apparatus Mechanical Engineering; Lighting; Heating 31 Expired
US6318960A Gas turbine stationary blade Mechanical Engineering; Lighting; Heating 30 Expired
US6799948B2 Blade of a gas turbine Mechanical Engineering; Lighting; Heating 17 Expired
US6779973B2 Gas turbine Emerging Cross-Sectional Technologies 16 Expired
US6068443A Gas turbine tip shroud blade cavity Mechanical Engineering; Lighting; Heating 15 Expired
US9395085B2 Communicating structure between adjacent combustors and turbine portion and gas turbine Mechanical Engineering; Lighting; Heating 13 Active
US6146098A Tip shroud for cooled blade of gas turbine Mechanical Engineering; Lighting; Heating 11 Expired
US8469659B2 Turbine blade cascade endwall Mechanical Engineering; Lighting; Heating 11 Active
US6887042B2 Blade structure in a gas turbine Mechanical Engineering; Lighting; Heating 11 Expired
US5983623A System for cooling gas turbine blades Mechanical Engineering; Lighting; Heating 8 Expired
US8231348B2 Platform cooling structure for gas turbine moving blade Mechanical Engineering; Lighting; Heating 7 Active
US6736596B2 Shroud integral type moving blade and split ring of gas turbine Mechanical Engineering; Lighting; Heating 7 Expired
US9732674B2 Flow path structure and gas turbine exhaust diffuser Mechanical Engineering; Lighting; Heating 6 Active
US6733238B2 Axial-flow turbine having stepped portion formed in axial-flow turbine passage Mechanical Engineering; Lighting; Heating 5 Expired
US7878001B2 Premixed combustion burner of gas turbine technical field Mechanical Engineering; Lighting; Heating 5 Active
US9567873B2 Disc axis adjusting mechanism in gas turbine Mechanical Engineering; Lighting; Heating 4 Active
US9091170B2 One-stage stator vane cooling structure and gas turbine Mechanical Engineering; Lighting; Heating 3 Active
US6206637A Gas turbine blade Emerging Cross-Sectional Technologies 3 Expired
US10753217B2 Axial flow rotating machine and diffuser Mechanical Engineering; Lighting; Heating 3 Active
US7229248B2 Blade structure in a gas turbine Mechanical Engineering; Lighting; Heating 3 Expired
US10107501B2 Combustor and gas turbine Emerging Cross-Sectional Technologies 2 Active

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