Robert M. O'Neill
11Patents
5h-index
6Co-inventors
59Inventor score
Filing activity: Sep 29, 1981 → Jun 30, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4805730A | Loudspeaker enclosure | Electricity | 144 | Expired |
| US7360499B1 | Helmholtz resonator type marine signal | Performing Operations; Transporting | 18 | Expired |
| US4452333A | Speaker system | Electricity | 11 | Expired |
| US4580015A | Loud speaker with minimized magnetic leakage | Electricity | 9 | Expired |
| US4647487A | Pressing cloth | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7402922B2 | Acoustic wave generating apparatus and method | Electricity | 4 | Active |
| US4421956A | Loud speaker with minimized magnetic leakage | Electricity | 4 | Expired |
| US8477979B2 | Compression driver and horn structure | Electricity | 3 | Active |
| USD556077S1 | Marine fog horn | General | 3 | Expired |
| US8542865B2 | Transducer motor structure and inside-only voice coil for use in loudspeakers | Emerging Cross-Sectional Technologies | 2 | Active |
| US7557471B2 | Acoustic wave generating apparatus and method | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.