Randy Hoffman
12Patents
9h-index
20Co-inventors
68Inventor score
Filing activity: Jan 13, 1995 → Feb 4, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6836540B2 | Systems and methods for offering a service to a party associated with a blocked call | Physics | 64 | Expired |
| US7519169B1 | Systems and methods for management and dissemination of information from a controlled environment facility | Electricity | 53 | Active |
| US7698182B2 | Optimizing profitability in business transactions | Physics | 44 | Active |
| US7561680B1 | System and method for called party controlled message delivery | Electricity | 30 | Active |
| US5826842A | Ergonomic computer mouse workstation | Human Necessities | 28 | Expired |
| US8180028B1 | System and method for called party controlled message delivery | Electricity | 25 | Active |
| US9965746B1 | Processor-based self-service terminals used with respect to controlled environment facilities | Physics | 21 | Active |
| US8355492B1 | Systems and methods for remote call redirection detection and treatment | Electricity | 18 | Active |
| US7372949B1 | System and method for call redirect detection and treatment | Electricity | 12 | Expired |
| US7860226B1 | Systems and methods for account management using interrupt messaging | Electricity | 4 | Active |
| US5820085A | Hand support with positioner for use with computer input devices | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8670533B1 | Systems and methods for management and dissemination of information from a controlled environment facility | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.