George K. Sutherland
6Patents
5h-index
3Co-inventors
52Inventor score
Filing activity: Oct 22, 1976 → Jan 2, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4937557A | Monitoring and indicating circuit for reverse osmosis filter | Performing Operations; Transporting | 41 | Expired |
| US4320010A | Regeneration detector for water softeners | Performing Operations; Transporting | 24 | Expired |
| US4847598A | Water treatment regeneration system incorporating alternating current excitation and paired operational amplifiers with asymmetrical feedback elements | Physics | 12 | Expired |
| US4114023A | Heater control for rotary members | Physics | 9 | Expired |
| US4374362A | Instrument zeroing circuit | Physics | 6 | Expired |
| US4540877A | Constant current closed loop controller for rotating system | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.