Kevin D. Murphy
9Patents
6h-index
13Co-inventors
60Inventor score
Filing activity: Nov 9, 1989 → Jan 9, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5857079A | Smart card for automatic financial records | Physics | 437 | Expired |
| US5559313A | Categorization of purchased items for each transaction by a smart card | Physics | 252 | Expired |
| US5310999A | Secure toll collection system for moving vehicles | Physics | 225 | Expired |
| US5120939A | Databaseless security system | Physics | 129 | Expired |
| US6526603B1 | Container system for draining a urinary leg bag | Human Necessities | 6 | Expired |
| US10602890B2 | Dispenser for dispensing sheet products | Human Necessities | 6 | Active |
| US6012181A | System for draining a urinary drainage container | Human Necessities | 6 | Expired |
| US11051664B2 | Dispenser for sheet products and operating method | Physics | 0 | Active |
| US11363918B2 | Dispenser for sheet products and operating method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.