Mark E. Fitzpatrick
38Patents
17h-index
23Co-inventors
81Inventor score
Filing activity: Nov 22, 1983 → Nov 27, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7461071B2 | Distributed management framework for personal attributes | Emerging Cross-Sectional Technologies | 116 | Expired |
| US7698445B2 | Client agents for obtaining attributes from unavailable clients | Electricity | 98 | Active |
| US4684830A | Output circuit for a programmable logic array | Electricity | 91 | Expired |
| US4800303A | TTL compatible output buffer | Electricity | 80 | Expired |
| US5072195A | Phase-locked loop with clamped voltage-controlled oscillator | Electricity | 72 | Expired |
| US5204555A | Logic array having high frequency internal clocking | Electricity | 56 | Expired |
| US4970406A | Resettable latch circuit | Electricity | 54 | Expired |
| US4910418A | Semiconductor fuse programmable array structure | Electricity | 43 | Expired |
| US4918336A | Capacitor coupled push pull logic circuit | Electricity | 43 | Expired |
| US4853628A | Apparatus for measuring circuit parameters of a packaged semiconductor device | Physics | 37 | Expired |
| USRE35797E | Logic array having high frequency internal clocking | General | 33 | Expired |
| US4897836A | Programmable connection path circuit | Physics | 25 | Expired |
| US4625311A | Programmable array logic circuit with testing and verification circuitry | Electricity | 23 | Expired |
| US4595875A | Short detector for PROMS | Physics | 23 | Expired |
| US4970415A | Circuit for generating reference voltages and reference currents | Emerging Cross-Sectional Technologies | 21 | Expired |
| US8463813B2 | Individualized data sharing | Electricity | 20 | Active |
| US5212458A | Current mirror compensation circuit | Physics | 18 | Expired |
| US4791322A | TTL compatible input buffer | Electricity | 14 | Expired |
| US4810905A | Capacitor coupled push pull logic circuit | Electricity | 14 | Expired |
| US4868416A | FET constant reference voltage generator | Physics | 12 | Expired |
| US4978904A | Circuit for generating reference voltage and reference current | Physics | 11 | Expired |
| US4912745A | Logic circuit connecting input and output signal lines | Electricity | 11 | Expired |
| US4812683A | Logic circuit connecting input and output signal leads | Electricity | 10 | Expired |
| US4701695A | Short detector for PROMS | Physics | 10 | Expired |
| US4638189A | Fast and gate with programmable output polarity | Electricity | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.