Frederick K. Bell
13Patents
10h-index
13Co-inventors
69Inventor score
Filing activity: Oct 1, 1976 → Sep 9, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4819195A | Method for calibrating a coordinate measuring machine and the like and system therefor | Physics | 215 | Expired |
| US4945501A | Method for determining position within the measuring volume of a coordinate measuring machine and the like and system therefor | Physics | 200 | Expired |
| US4136458A | Bi-axial probe | Physics | 66 | Expired |
| US6058618A | Coordinate measuring machine | Physics | 38 | Expired |
| US5173613A | Coordinate measuring machine with improved table support | Physics | 21 | Expired |
| US5198874A | Coordinate measuring machine with laser interferometer and fiber optic laser delivery system | Physics | 17 | Expired |
| US5257461A | Coordinate measuring machine construction | Physics | 15 | Expired |
| US4610089A | Bridge type coordinate measuring machine | Physics | 15 | Expired |
| US5130523A | Coordinate measuring machine with improved flexure and clamp for fiber optic connection | Physics | 12 | Expired |
| US4213244A | Coordinate measuring machine having a failsafe protection system | Performing Operations; Transporting | 12 | Expired |
| US4099800A | Coordinate measuring machine having auxiliary air bearing | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4207680A | Coordinate measuring machine having an air counterbalance system | Emerging Cross-Sectional Technologies | 8 | Expired |
| USD335088S | Coordinate measuring machine with covers | General | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.