Daniel L. Queen
8Patents
7h-index
1Co-inventors
49Inventor score
Filing activity: Feb 11, 1977 → Dec 20, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4107613A | Wireless microphone with FM receiver muting system responsive to excessive undesired AM level or low AGC control level | Electricity | 36 | Expired |
| US5359158A | Ceiling-mounted loudspeaker | Electricity | 25 | Expired |
| US4134471A | Narrow angle cylindrical wave full range loudspeaker system | Electricity | 20 | Expired |
| US5268538A | Hemispherically wide-radiating-angle loudspeaker system | Electricity | 19 | Expired |
| US4122507A | Loudspeaker overload circuit | Electricity | 11 | Expired |
| US4287391A | Microphone assembly for speech recording using noise-adaptive output level control | Physics | 9 | Expired |
| USD341592S | Ceiling-mounted loudspeaker | General | 8 | Expired |
| US4214220A | Wide range magnetically biased reed switch | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.