Hubert Frommlet
7Patents
6h-index
8Co-inventors
48Inventor score
Filing activity: Oct 31, 1975 → Oct 24, 1983
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4344739A | Hingeless and bearingless multiblade rotor for rotary wing aircraft | Performing Operations; Transporting | 14 | Expired |
| US4547127A | Wing mounting for a rotary wing aircraft | Performing Operations; Transporting | 12 | Expired |
| US4058353A | Roller bearing assembly with failsafe mechanism | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4186975A | Bearing seal and lubricating device | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4086024A | Apparatus for connecting a rotor blade to a rotor hub | Performing Operations; Transporting | 7 | Expired |
| US4360337A | Damping device for a helicopter rotor blade | Performing Operations; Transporting | 7 | Expired |
| US4028000A | Blade connection for helicopter rotor blades | Performing Operations; Transporting | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.