Joseph W. Griffith
5Patents
4h-index
1Co-inventors
43Inventor score
Filing activity: May 11, 1973 → Sep 4, 1984
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4206831A | Loudspeaker coupler | Physics | 22 | Expired |
| US4052266A | Method and apparatus for purifying process waste emissions | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| USD252025S | Loudspeaker | General | 12 | Expired |
| US4127274A | Tone arm system for record turntable | Physics | 4 | Expired |
| US4559437A | Air assisted hand held welding tool | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.