NITTOKU ENGINEERING CO., LTD.
45Patents
28Active
45Granted
45Portfolio score
Filing activity: Oct 19, 1992 → Oct 4, 2017 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6254027A | Winding machine | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5828521A | Arm unit for hard disk drive | Physics | 24 | Expired |
| US6098912A | Winding machine having freely positionable nozzle | Electricity | 23 | Expired |
| US6622954B2 | Coil winder and wire winding method | Electricity | 15 | Expired |
| US6749144B2 | Winding method and winding device | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5397070A | Automatic coil winder | Electricity | 12 | Expired |
| US7201344B2 | Multilayer coil, winding method of same, and winding apparatus of same | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6029925A | Winding machine having freely positionable nozzle and method therefor | Electricity | 9 | Expired |
| US10399788B2 | Pallet transport device | Performing Operations; Transporting | 8 | Active |
| US8286783B2 | Pallet conveying apparatus and pallet conveyance method | Performing Operations; Transporting | 7 | Active |
| US7243873B2 | Winding method of multi polar armature and winding apparatus of same | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5835308A | Integrally molded disk device actuator with ground path | Physics | 6 | Expired |
| US5544827A | Automatic coil winder | Electricity | 5 | Expired |
| US6679449B2 | Method and apparatus for winding wire | Electricity | 5 | Expired |
| US6341744B1 | Coil winding apparatus and winding method | Electricity | 5 | Expired |
| US10071864B2 | Pallet carrying apparatus and pallet carrying method | Performing Operations; Transporting | 3 | Active |
| US10494188B2 | Pallet transport device | Performing Operations; Transporting | 3 | Active |
| US9704645B2 | Coil manufacturing apparatus | Electricity | 2 | Active |
| US5328109A | Coil winding device having a turret rotatable between a winding position and a taping position | Electricity | 2 | Expired |
| US10396638B2 | Stator manufacturing apparatus and stator manufacturing method | Emerging Cross-Sectional Technologies | 2 | Active |
| US9914161B2 | Coil shaping device and coil shaping method | Emerging Cross-Sectional Technologies | 1 | Active |
| US7325765B2 | Winding method of multi polar armature and winding apparatus of same | Emerging Cross-Sectional Technologies | 1 | Active |
| US8490280B2 | Winding device | Emerging Cross-Sectional Technologies | 1 | Active |
| US6105228A | Tip coil winder | Emerging Cross-Sectional Technologies | 1 | Expired |
| US9666364B2 | Winding apparatus and winding method | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.