David H. Hunter
36Patents
8h-index
43Co-inventors
75Inventor score
Filing activity: Jun 22, 1992 → Dec 21, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5601408A | Axisymmetric elastomeric bearing assembly for helicopter rotors | Performing Operations; Transporting | 39 | Expired |
| US5364230A | Rotor blade subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US5340279A | Snubber assembly for a rotor assembly having ducted, coaxial counter-rotating rotors | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5645400A | Composite cuff structure for helicopter rotors | Performing Operations; Transporting | 21 | Expired |
| US7695249B2 | Bearingless rotor blade assembly for a high speed rotary-wing aircraft | Performing Operations; Transporting | 18 | Active |
| US5281099A | Integrated spline/cone seat subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5785497A | Control rod mounting arrangement for helicopter swashplates | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6074126A | Structural interlock for inhibiting relative rotation between mating elements | Emerging Cross-Sectional Technologies | 11 | Expired |
| US9771152B2 | Flexbeam to rotor blade interface | Emerging Cross-Sectional Technologies | 6 | Active |
| US10822076B2 | Dual rotor, rotary wing aircraft | Performing Operations; Transporting | 6 | Active |
| US9169011B2 | Rotor with blades including outer blade shell and inner structural member | Performing Operations; Transporting | 4 | Active |
| US6568906B2 | Conformal sliding bearing | Performing Operations; Transporting | 4 | Expired |
| US10214284B2 | Pitch bearing | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US9315265B2 | Adjustable scissor control link | Performing Operations; Transporting | 2 | Active |
| US10173770B2 | Cylindrical elastomeric bearing with tapered shims | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10618630B2 | Flex beam for rotor assembly | Performing Operations; Transporting | 2 | Active |
| US10899438B2 | Seals for rotor system fairings | Performing Operations; Transporting | 2 | Active |
| US5980206A | Monolithic structure having improved flaw tolerance | Performing Operations; Transporting | 2 | Expired |
| US9475576B2 | Flexbeam rotor attachment to rotor blade | Performing Operations; Transporting | 1 | Active |
| US10549841B2 | Structurally efficient pin wrap | Performing Operations; Transporting | 1 | Active |
| US9051047B2 | Flexbeam rotor attachment to rotor blade | Performing Operations; Transporting | 1 | Active |
| US9555880B2 | Flexbeam rotor | Performing Operations; Transporting | 1 | Active |
| US10858096B1 | Folding horn concept for rigid rotor blade fold | Performing Operations; Transporting | 1 | Active |
| US10793264B2 | Flex beam clamp for rotor assembly | Performing Operations; Transporting | 1 | Active |
| US11753156B2 | Main rotor blade using integral metallic center block strap assembly | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.