William Frederick Robotham
2Patents
2h-index
3Co-inventors
27Inventor score
Filing activity: Mar 17, 1975 → Apr 2, 1975
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4006334A | Safety switch for power tool | Electricity | 23 | Expired |
| US3959878A | Convertible portable electric tool | Performing Operations; Transporting | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.