Ralph E. Smith
3Patents
2h-index
3Co-inventors
37Inventor score
Filing activity: Jun 3, 1999 → Apr 12, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6550546B2 | Spindle lock and chipping mechanism for hammer drill | Performing Operations; Transporting | 1,502 | Expired |
| US6223833A | Spindle lock and chipping mechanism for hammer drill | Performing Operations; Transporting | 56 | Expired |
| US8034424B2 | Shop horse pad | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.