Keith E. McFarland
9Patents
5h-index
12Co-inventors
56Inventor score
Filing activity: Feb 27, 1975 → May 21, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4500045A | Laterally translatable roll apparatus | Electricity | 20 | Expired |
| US4222497A | System and method for monitoring and maintaining a predetermined concentration of material in a fluid carrier | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4042939A | Printer/plotter style system for confined installation and method | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4424522A | Capacitive electrostatic stylus writing with counter electrodes | Electricity | 6 | Expired |
| US5053793A | Electrographic marking with dithered stylus group boundaries to eliminate striations | Performing Operations; Transporting | 5 | Expired |
| US4290076A | Compensatory means improving the operation of electrostatic printers | Electricity | 5 | Expired |
| US4173945A | Electrostatic printing machine with improved web-developing system | Physics | 4 | Expired |
| US5055862A | Film ghost removal in electrographic plotters by voltage bias of the plotter fountain or film edge-strip | Performing Operations; Transporting | 2 | Expired |
| US5305025A | Elastica counter electrode for an electrostatic recorder | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.