David A. Ferris
10Patents
9h-index
9Co-inventors
65Inventor score
Filing activity: Jul 18, 1979 → Oct 16, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6175861A | Apparatus and method for providing computer display data from a computer system to a remote display device | Electricity | 214 | Expired |
| US6460318B1 | Lawn mower independent suspension | Emerging Cross-Sectional Technologies | 60 | Expired |
| US6510678B2 | Load compensation adjustment in lawnmower having independent suspension | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6244025A | Load compensation adjustment in lawnmower having independent suspension | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6698172B2 | Lawn mower suspension assembly | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4334157A | Data latch with enable signal gating | Physics | 17 | Expired |
| US4311927A | Transistor logic tristate device with reduced output capacitance | Electricity | 16 | Expired |
| US4697103A | Low power high current sinking TTL circuit | Electricity | 15 | Expired |
| US4581550A | TTL tristate device with reduced output capacitance | Electricity | 14 | Expired |
| US4661727A | Multiple phase-splitter TTL output circuit with improved drive characteristics | Electricity | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.