Hideaki Ohno
14Patents
5h-index
15Co-inventors
63Inventor score
Filing activity: Sep 15, 1982 → Sep 20, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4573807A | Fluid bearing device | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6760187B2 | Hydrodynamic bearing and disk apparatus | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4512642A | Automatic focusing apparatus in optical drawing machine | Physics | 10 | Expired |
| US5022492A | Fluid-bearing apparatus | Chemistry; Metallurgy | 7 | Expired |
| US7776802B2 | Hydrodynamic bearing device, and spindle motor and information device using the same | Chemistry; Metallurgy | 5 | Active |
| US7014366B2 | Fluid dynamic bearing and magnetic disk apparatus | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7495863B2 | Hydrodynamic bearing device, and spindle motor and information device using the same | Physics | 2 | Active |
| US7726881B2 | Hydrodynamic bearing device | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7186028B2 | Hydrodynamic bearing device | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7737095B2 | Hydrodynamic bearing device, and spindle motor and information device using the same | Chemistry; Metallurgy | 1 | Active |
| US10143120B2 | Component mounter | Electricity | 1 | Active |
| US7513689B2 | Hydrodynamic bearing device | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7947635B2 | Hydrodynamic bearing device and spindle motor using the same | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7781383B2 | Lubricant for fluid dynamic bearing, spindle motor equipped therewith and magnetic disk unit | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.