John Whitehead
8Patents
4h-index
24Co-inventors
53Inventor score
Filing activity: Oct 4, 1993 → Feb 8, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5570678A | Cement siding shearing tool | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7997835B2 | Multiple chuck hand tool | Emerging Cross-Sectional Technologies | 12 | Active |
| US5874016A | Concrete column forming tube having a smooth inside coated surface | Fixed Constructions | 6 | Expired |
| US7188800B2 | Collapsible winding core and method of making same | Performing Operations; Transporting | 4 | Expired |
| US8329268B2 | Paper-based plant pot, and blank for making same | Emerging Cross-Sectional Technologies | 3 | Active |
| USD627616S1 | Power tool | General | 3 | Expired |
| US8474181B2 | Biodegradable plant pot | Emerging Cross-Sectional Technologies | 2 | Active |
| US9073729B2 | Paperboard core spindle support for yarn packages | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.