William E. Sandford
9Patents
6h-index
4Co-inventors
52Inventor score
Filing activity: Jun 18, 1985 → Feb 5, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4646413A | Tube extractor drill jig | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4981055A | Portable facing tool | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5671646A | Tube end squaring tool | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5515756A | Roller cutter module with force equalizer | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4784028A | Mandrel assembly for a portable lathe | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5868531A | Tool bit with undercut hook radius | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6042309A | Tool bit with undercut hook radius | Emerging Cross-Sectional Technologies | 4 | Expired |
| USD383960S | Tube end squaring tool | General | 3 | Expired |
| USD303487S | Portable pipe end preparation tool with right angle feed control | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.