Stephen C. Mitchell
13Patents
5h-index
10Co-inventors
63Inventor score
Filing activity: Aug 23, 1979 → Dec 8, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4234416A | Feed stream splitter for multiple deck screening machine | Performing Operations; Transporting | 29 | Expired |
| US10229314B1 | Optical receipt processing | Physics | 20 | Active |
| US4802591A | Louvered chip screener | Performing Operations; Transporting | 14 | Expired |
| US6763948B2 | Screening machine with acceleration modification | Performing Operations; Transporting | 12 | Expired |
| US5301814A | Increasing the relative motion of a screen deck | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5074012A | Self-locking hold-down clamp | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5730297A | Screening machine with improved base force reduction | Performing Operations; Transporting | 4 | Expired |
| US5887726A | Coupling for connecting feed spout to screening machine | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US5069778A | Screen deck with pedestal mounted slats | Performing Operations; Transporting | 1 | Expired |
| US11538263B2 | Optical receipt processing | Physics | 1 | Active |
| US11887070B2 | Optical receipt processing | Physics | 0 | Active |
| US12361393B2 | Optical receipt processing | Physics | 0 | Active |
| US10891474B1 | Optical receipt processing | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.