Edwin B. Merrick
28Patents
19h-index
26Co-inventors
81Inventor score
Filing activity: Jun 17, 1976 → Jan 15, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6298255A | Smart electrophysiological sensor system with automatic authentication and validation and an interface for a smart electrophysiological sensor system | Human Necessities | 474 | Expired |
| US4883055A | Artificially induced blood pulse for use with a pulse oximeter | Human Necessities | 269 | Expired |
| US4883353A | Pulse oximeter | Human Necessities | 188 | Expired |
| US5934274A | Gas mixing apparatus for a ventilator | Human Necessities | 183 | Expired |
| US5664560A | Gas mixing apparatus for a ventilator | Human Necessities | 183 | Expired |
| US4602322A | Transistor rectifier | Physics | 177 | Expired |
| US6116240A | Gas mixing apparatus for a ventilator | Human Necessities | 170 | Expired |
| US6467478B1 | Gas mixing apparatus for a ventilator | Human Necessities | 162 | Expired |
| US5531221A | Double and single acting piston ventilators | Human Necessities | 161 | Expired |
| US5348005A | Simulation for pulse oximeter | Human Necessities | 71 | Expired |
| US4109643A | Perfusion meter | Human Necessities | 60 | Expired |
| US5357953A | Measurement device and method of calibration | Human Necessities | 56 | Expired |
| US7671974B2 | Cuvette apparatus and system for measuring optical properties of a liquid such as blood | Physics | 54 | Expired |
| US7886611B2 | Pressure sensor disconnect detection for a blood treatment device | Emerging Cross-Sectional Technologies | 45 | Active |
| US7230687B2 | Blood leak detector for extracorporeal treatment system | Human Necessities | 41 | Expired |
| US4763649A | Technique for creating a zero reference for an external pressure transducer | Human Necessities | 26 | Expired |
| US6947131B2 | Blood leak detector for extracorporeal treatment system | Human Necessities | 25 | Expired |
| US7647834B2 | Pressure sensor disconnect detection for a blood treatment device | Emerging Cross-Sectional Technologies | 23 | Active |
| US4546651A | Transducer coupling | Physics | 20 | Expired |
| US6985833B2 | System and method for the detection and removal of radio frequency noise artifact from biopotential signals | Human Necessities | 15 | Expired |
| US4703759A | Flush valve device | Human Necessities | 10 | Expired |
| USRE39268E1 | Simulation for pulse oximeter | General | 9 | Expired |
| US4573475A | Receiving radiation from loops in a common plane for monitoring hospital patients leadlessly | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4582976A | Method of adjusting a temperature compensating resistor while it is in a circuit | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4800749A | Transducer calibration circuit | Physics | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.