HISPANO SUIZA
129Patents
54Active
129Granted
50Portfolio score
Filing activity: Jun 9, 1980 → Oct 3, 2014 · 38 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6622473B2 | Speed-reducing gear unit to absorb the axial loads generated by a turbojet fan | Emerging Cross-Sectional Technologies | 80 | Expired |
| US5960626A | Electric control system for a turbojet engine thrust reverser including an electromechanical drive device and a locking device which are controlled by an electronic control unit | Emerging Cross-Sectional Technologies | 58 | Expired |
| US7011599B2 | Flexible connection system between a planet carrier and the stationary support in a speed reduction gear train | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6122892A | Ventilated honeycomb cell sandwich panel and ventilation process for such a panel | Emerging Cross-Sectional Technologies | 44 | Expired |
| US6079201A | Self-closing pivoting door thrust reverser | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US5267438A | Thrust reverser for a turbofan engine | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US5595474A | Pitch variation control device for the blades of a turbomachine rotor and method of operating the device | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6032901A | Linkage system for an aircraft turbojet engine | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5974783A | Turbojet engine thrust reverser having movable rear baffle pivattally connected by forward and rear linkrods which are totally enclosed in the forward thrust mode | Mechanical Engineering; Lighting; Heating | 35 | Expired |
| US5297387A | Deflector edge for a thrust reverser | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US5779192A | Thrust reverser with improved forward thrust efficiency | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7707909B2 | Device for driving accessory machines of a gas turbine engine | Emerging Cross-Sectional Technologies | 28 | Active |
| US7690185B2 | System for driving accessory machines of a double-bodied turbine engine | Mechanical Engineering; Lighting; Heating | 27 | Active |
| US6000216A | Actuating system for a cascade type thrust reverser | Emerging Cross-Sectional Technologies | 27 | Expired |
| US7758302B2 | Device for the offtake of mechanical power between the HP and LP shafts of a double-shaft turbine engine | Mechanical Engineering; Lighting; Heating | 26 | Active |
| US7728447B2 | Distributed architecture for a gas-turbine starter/generator | Electricity | 24 | Active |
| US5819528A | Turbojet engine thrust reverser having dual pivoting doors | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5040730A | Thrust reverser door having an exhaust gas passage | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6105439A | Device for measuring the axial thrust on a rotating shaft | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6216980A | System for closing a pivoting thrust reverser door | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5725182A | Turbo fan engine thrust reverser | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5983625A | Pivoting door thrust reverser with deflecting passage within the door | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5913476A | Turbojet engine thrust reverser having hinged doors | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5970704A | Pivoting door thrust reverser with sliding panel | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5284015A | Turbojet engine thrust reverser with directional control | Mechanical Engineering; Lighting; Heating | 20 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.