Alan B. Welsh
5Patents
4h-index
5Co-inventors
39Inventor score
Filing activity: Apr 9, 1976 → Apr 6, 1978
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4129055A | Electronic organ with chord and tab switch setting programming and playback | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4073209A | Method and circuitry for digital-analog frequency generation | Physics | 12 | Expired |
| US4142139A | Search mount for telescope and method of operation | Physics | 8 | Expired |
| US4143327A | Method and apparatus for generating tone signals and the like | Physics | 5 | Expired |
| US4203339A | Brass keyer system for electronic organ | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.