Kopter Group AG
13Patents
13Active
13Granted
50Portfolio score
Filing activity: Aug 19, 2016 → Apr 23, 2021
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD928071S1 | Helicopter | General | 8 | Active |
| US10150565B2 | Load hook substructure | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10759529B2 | Rotor blade coupling device of a rotor head for a rotorcraft | Performing Operations; Transporting | 1 | Active |
| US10343777B2 | Helicopter load hook | Performing Operations; Transporting | 1 | Active |
| US12162595B2 | Tension torsion strap of a rotor head of a rotary wing aircraft | Performing Operations; Transporting | 0 | Active |
| US12377971B2 | Drive unit with gear mechanism and electric drive for a main rotor of a rotary wing craft | Emerging Cross-Sectional Technologies | 0 | Active |
| US12043374B2 | Hybrid propulsion system of a helicopter | Emerging Cross-Sectional Technologies | 0 | Active |
| US10730614B2 | Rotor mast | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12157561B2 | Rotorcraft having an electric drive for driving a main and/or tail rotor of the rotorcraft | Emerging Cross-Sectional Technologies | 0 | Active |
| US10766611B2 | Helicopter rotor transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11186385B2 | Ground manoeuvering device with a hydraulic apparatus | Performing Operations; Transporting | 0 | Active |
| US12391376B2 | Tail rotor head of a rotary wing aircraft and blade holder | Performing Operations; Transporting | 0 | Active |
| US12157563B2 | Connection between a pitch control unit arm and a pitch horn | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.