Robert Shepard
4Patents
4h-index
5Co-inventors
43Inventor score
Filing activity: Jul 21, 1993 → Apr 7, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5377186A | System for providing enhanced subscriber services using ISUP call-setup protocol | Electricity | 222 | Expired |
| US5732130A | System and method of providing enhanced subscriber services in a multi-node telecommunications network | Electricity | 20 | Expired |
| US6935356B2 | Underground storage tank metering system in a service station environment | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6929018B2 | Underground storage tank metering system in a service station environment | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.