Inventor · Takasago, JP

Sunao Aoki

65Patents
15h-index
70Co-inventors
87Inventor score

Filing activity: May 28, 1975 → Jul 10, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6217279A Device for sealing gas turbine stator blades Mechanical Engineering; Lighting; Heating 54 Expired
US6151881A Air separator for gas turbines Mechanical Engineering; Lighting; Heating 52 Expired
US6481967B2 Gas turbine moving blade Mechanical Engineering; Lighting; Heating 49 Expired
US6211937A Liquid crystal display device including spacers located in positions indicative of rubbing/orientation direction Physics 44 Expired
US5301178A Drive unit for optical memory device with portion of drive means mounted outside a sealing means Physics 42 Expired
US5951250A Turbine cooling apparatus Mechanical Engineering; Lighting; Heating 29 Expired
US6079946A Gas turbine blade Mechanical Engineering; Lighting; Heating 27 Expired
US6257830A Gas turbine blade Mechanical Engineering; Lighting; Heating 25 Expired
US6089012A Steam cooled gas turbine system Emerging Cross-Sectional Technologies 20 Expired
US7354663B2 Thermal barrier coating, manufacturing method thereof, turbine part and gas turbine Emerging Cross-Sectional Technologies 19 Expired
US6224327A Steam-cooling type gas turbine Mechanical Engineering; Lighting; Heating 18 Expired
US6089826A Turbulator for gas turbine cooling blades Mechanical Engineering; Lighting; Heating 17 Expired
US6414928B1 Disc tray, disc-tray accommodating apparatus and disc drive apparatus Physics 16 Expired
US5815470A Disc drive unit Physics 16 Expired
US5841752A Disc drive unit Physics 15 Expired
US5621968A Process for manufacturing a gas turbine blade Emerging Cross-Sectional Technologies 15 Expired
US5623457A Photomagnetic disc drive system having a locking mechanism Physics 15 Expired
US6092983A Gas turbine cooling stationary blade Mechanical Engineering; Lighting; Heating 15 Expired
US6068443A Gas turbine tip shroud blade cavity Mechanical Engineering; Lighting; Heating 15 Expired
USD398604S Optical disc tray General 13 Expired
US5103435A Bias magnetic field moving apparatus for a photomagnetic recording apparatus Physics 11 Expired
US5983623A System for cooling gas turbine blades Mechanical Engineering; Lighting; Heating 8 Expired
US6452887B2 Disk drive Physics 8 Expired
USD398602S Case for optical disc General 8 Expired
US5970045A Optical disc and disc cartridge Physics 8 Expired

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