Dave Coffin
6Patents
6h-index
1Co-inventors
42Inventor score
Filing activity: Aug 31, 1989 → Apr 30, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5029391A | Pivot-head razor | Performing Operations; Transporting | 67 | Expired |
| US4985995A | Razor head, especially a razor blade unit | Performing Operations; Transporting | 41 | Expired |
| US5365665A | Razor head with flow passages | Performing Operations; Transporting | 30 | Expired |
| US5265759A | Arrangement for the accommodation and sales display of razor blade units of wet razors packaged in dispensers | Performing Operations; Transporting | 26 | Expired |
| US5070613A | Razor head, especially razor blade unit of a wet safety razor | Performing Operations; Transporting | 17 | Expired |
| US5373638A | Razor head, especially razor blade unit of a wet razor | Performing Operations; Transporting | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.