Worcester Polytechnic Institute
227Patents
175Active
227Granted
57Portfolio score
Filing activity: Mar 17, 1981 → Jun 4, 2024 · 21 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6152987A | Hydrogen gas-extraction module and method of fabrication | Emerging Cross-Sectional Technologies | 339 | Expired |
| US5137023A | Method and apparatus for monitoring blood analytes noninvasively by pulsatile photoplethysmography | Human Necessities | 239 | Expired |
| US5807272A | Impedance spectroscopy system for ischemia monitoring and detection | Human Necessities | 178 | Expired |
| US5746741A | External fixator system | Emerging Cross-Sectional Technologies | 160 | Expired |
| US7292189B2 | Methods and apparatus for high resolution positioning | Physics | 156 | Expired |
| US7751984B2 | Image-based computational mechanical analysis and indexing for cardiovascular diseases | Emerging Cross-Sectional Technologies | 106 | Active |
| US8554490B2 | Automatic vascular model generation based on fluid-structure interactions (FSI) | Physics | 103 | Active |
| US9713428B2 | Physiological parameter monitoring with a mobile communication device | Human Necessities | 75 | Active |
| US5417956A | Preparation of nanophase solid state materials | Chemistry; Metallurgy | 70 | Expired |
| US5112124A | Method and apparatus for measuring the concentration of absorbing substances | Human Necessities | 69 | Expired |
| US8755876B2 | Methods and systems for atrial fibrillation detection | Human Necessities | 50 | Active |
| US5466646A | Process for the preparation of solid state materials and said materials | Emerging Cross-Sectional Technologies | 48 | Expired |
| US9414753B2 | Apparatus and method for respiratory rate detection and early detection of blood loss volume | Human Necessities | 43 | Active |
| US8909328B2 | System and method for quantitatively assessing diabetic cardiac autonomic neuropathy in type I diabetic biological subject | Human Necessities | 43 | Active |
| US9408576B2 | Detection and monitoring of atrial fibrillation | Human Necessities | 43 | Active |
| US6533938B1 | Polymer enhanced diafiltration: filtration using PGA | Emerging Cross-Sectional Technologies | 42 | Expired |
| US9986921B2 | Detection and monitoring of atrial fibrillation | Human Necessities | 41 | Active |
| US9888866B2 | System for extracting respiratory rates from a pulse oximeter | Human Necessities | 40 | Active |
| US4943779A | Digital sweep generator | Electricity | 39 | Expired |
| US5449374A | Tissue spreading forceps | Human Necessities | 38 | Expired |
| US7896807B2 | Multi-channel electrophysiologic signal data acquisition system on an integrated circuit | Human Necessities | 37 | Active |
| US5258339A | Formation of zeolite membranes from sols | Performing Operations; Transporting | 37 | Expired |
| US6218846A | Multi-probe impedance measurement system and method for detection of flaws in conductive articles | Physics | 36 | Expired |
| US6365555B1 | Method of preparing metal containing compounds using hydrodynamic cavitation | Chemistry; Metallurgy | 36 | Expired |
| US6902720B2 | Cyclic peptide structures for molecular scale electronic and photonic devices | Emerging Cross-Sectional Technologies | 35 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.