Protocol Systems, Inc.
10Patents
0Active
10Granted
31Portfolio score
Filing activity: May 25, 1988 → Jul 29, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4949710A | Method of artifact rejection for noninvasive blood-pressure measurement by prediction and adjustment of blood-pressure data | Human Necessities | 106 | Expired |
| US6405076B1 | Artifact rejector for repetitive physiologic-event-signal data | Emerging Cross-Sectional Technologies | 79 | Expired |
| US4889133A | Method for noninvasive blood-pressure measurement by evaluation of waveform-specific area data | Human Necessities | 63 | Expired |
| US5657398A | High-quality, low-bit-rate method of compressing waveform data | Human Necessities | 36 | Expired |
| US5568814A | Ambulatory patient monitoring system | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5351694A | Noninvasive-blood-pressure (NIBP) monitoring apparatus with noninflatable, pressure-information-providing (PIP) structure | Human Necessities | 21 | Expired |
| US5339822A | Method of validating physiologic events resulting from a heartbeat | Human Necessities | 10 | Expired |
| US5231991A | Apparatus for promoting waste-free primary flow in a patient monitoring device | Physics | 9 | Expired |
| US6093152A | Pulse width modulation valve control for vital sign monitors | Human Necessities | 7 | Expired |
| US5692513A | Noninvasive-blood-pressure(NIBP) monitoring apparatus with noninflatable, pressure-information-providing (PIP) structure | Human Necessities | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.