Minebea Co., Ltd. (Minebea)
7Patents
1Active
7Granted
30Portfolio score
Filing activity: Dec 7, 1992 → Jun 22, 2011
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5304879A | Outer rotor motor | Electricity | 15 | Expired |
| US6246137A | Spindle motor | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5336955A | Outer - rotor type spindle motor | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5952753A | Motor | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6402387B2 | Double seal bearing | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US8814501B2 | Fan with area expansion between rotor and stator blades | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US5373784A | Type-wheel resetting mechanism for printer | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.