Stephen E. Lummes
12Patents
6h-index
13Co-inventors
63Inventor score
Filing activity: Apr 19, 1990 → Apr 23, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7676945B2 | Modular measurement probe | Physics | 61 | Active |
| US5345689A | Measuring probe | Physics | 31 | Expired |
| US5063685A | Tape scale applicator | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5647137A | Probe arm for machine tool | Performing Operations; Transporting | 8 | Expired |
| US5208994A | Stylus counterbalancing mechanism for a measuring probe | Physics | 7 | Expired |
| US5088209A | Metrological scale | Performing Operations; Transporting | 6 | Expired |
| US10401162B2 | Calibration of measurement probes | Physics | 4 | Active |
| US7281336B2 | Touch probe | Physics | 4 | Expired |
| US5184014A | Opto-electronic scale reading apparatus | Physics | 3 | Expired |
| US6519863B1 | Probe arm for machine tool | Performing Operations; Transporting | 2 | Expired |
| US11326869B2 | Surface finish stylus | Physics | 2 | Active |
| US12018938B2 | Surface finish stylus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.