William A. Mitchell
10Patents
8h-index
12Co-inventors
69Inventor score
Filing activity: Jul 24, 1974 → Jun 20, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4122755A | Self-locking chuck | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4418318A | Digital phase-locked loop circuit | Electricity | 20 | Expired |
| US4519734A | High speed spindle with preloaded bearings | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4583894A | High speed motorized spindle with tool clamping/unclamping mechanism | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4131054A | High speed spindle and draw bar assembly | Emerging Cross-Sectional Technologies | 18 | Expired |
| US3939944A | Oil-mist lubrication system | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4211454A | Antifriction bearing support | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5707279A | Abrasive tool | Performing Operations; Transporting | 8 | Expired |
| US4148246A | High speed spindle and draw bar assembly | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8445850B2 | Optical remote sensing of fugitive releases | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.