Junya Mizukami
31Patents
7h-index
46Co-inventors
65Inventor score
Filing activity: Feb 10, 2004 → Feb 2, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7201517B2 | Hydrodynamic bearing device and a recording disk drive equipped with it | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US8337086B2 | Bearing apparatus, spindle motor, and disk drive apparatus | Mechanical Engineering; Lighting; Heating | 13 | Active |
| US8379345B2 | Spindle motor having dynamic pressure fluid bearing for use in a storage disk drive | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US8008819B2 | Spindle motor and storage disk drive apparatus | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US8385017B2 | Spindle motor including fluid bearing and storage disk drive including the same | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US7118278B2 | Hydrodynamic bearing, manufacturing method of hydrodynamic bearing, spindle motor provided with hydrodynamic bearing and disk drive device provided with this spindle motor | Electricity | 8 | Expired |
| US8472132B2 | Fluid dynamic bearing apparatus arranged to discharge air bubbles generated therein and a spindle motor and a disk drive apparatus including the same | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US7008109B2 | Dynamic pressure bearing device | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US8169738B1 | Fluid dynamic bearing mechanism including communicating channel, spindle motor, and disk drive apparatus | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US8358483B2 | Spindle motor including annular magnetic member and disk drive apparatus including such a spindle motor | Electricity | 4 | Active |
| US8520335B2 | Spindle motor including hydrodynamic bearing and storage disk drive including same | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8743505B2 | Fluid dynamic bearing apparatus with specific minute gap structure with spindle motor and disk drive apparatus including same | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8553355B2 | Spindle motor and storage disk drive | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8842386B1 | Spindle motor and disk drive apparatus | Electricity | 3 | Active |
| US8922943B2 | Fluid dynamic bearing apparatus, spindle motor, and disk drive apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8508884B2 | Spindle motor including magnetic member and disk drive apparatus including same | Electricity | 2 | Active |
| US9613651B1 | Bearing apparatus, spindle motor, and disk drive apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8542459B2 | Spindle motor and storage disk drive | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10476329B2 | Motor including a seal covering a high reflectivity metallic surface of a rotor hub | Emerging Cross-Sectional Technologies | 1 | Active |
| US9422974B2 | Fluid bearing apparatus including dynamic pressure grooves with striations, spindle motor, and disk drive apparatus | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9879691B2 | Dynamic pressure bearing pump | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8810096B2 | Spindle motor with fluid dynamic bearing and storage disk drive | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8823230B2 | Spindle motor with fluid dynamic bearing and storage disk drive | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11676638B2 | Spindle motor and disk drive device including the same | Physics | 0 | Active |
| US12088143B2 | Stator core and motor | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.