Sandy A. Napel
28Patents
13h-index
45Co-inventors
81Inventor score
Filing activity: Oct 30, 1992 → Jul 31, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6503202B1 | Medical diagnostic ultrasound system and method for flow analysis | Human Necessities | 163 | Expired |
| US8265730B2 | Assessing the condition of a joint and preventing damage | Human Necessities | 99 | Expired |
| US9721340B2 | Systems, methods and devices for analyzing quantitative information obtained from radiological images | Physics | 92 | Active |
| US7616800B2 | Polyp identification through subtraction of models of medical images | Physics | 28 | Expired |
| US7043064B2 | Method for characterizing shapes in medical images | Emerging Cross-Sectional Technologies | 25 | Expired |
| US10339653B2 | Systems, methods and devices for analyzing quantitative information obtained from radiological images | Physics | 21 | Active |
| US7729739B2 | Heat diffusion based detection of structures of interest in medical images | Physics | 19 | Active |
| US7272251B2 | Method for detecting and classifying a structure of interest in medical images | Physics | 19 | Expired |
| US5485085A | Method for correcting magnetic field inhomogeneity distortion in MRI images having disconnected regions | Physics | 15 | Expired |
| US7170517B2 | Curved-slab maximum intensity projections | Physics | 13 | Expired |
| US6324240A | Method for beam hardening correction in quantitative computed X-ray tomography | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6424732B1 | Object segregation in images | Physics | 13 | Expired |
| US7657073B2 | Registration system and method for tracking lung nodules in medical images | Physics | 13 | Expired |
| US7346209B2 | Three-dimensional pattern recognition method to detect shapes in medical images | Physics | 12 | Expired |
| US7747050B2 | System and method for linking current and previous images based on anatomy | Physics | 12 | Active |
| US7224827B2 | Method for matching and registering medical image data | Physics | 10 | Expired |
| US8233962B2 | Rotational stereo roadmapping | Human Necessities | 6 | Active |
| US8073221B2 | System for three-dimensional medical instrument navigation | Physics | 5 | Active |
| US8862202B2 | Assessing the condition of a joint and preventing damage | Human Necessities | 5 | Active |
| US8265731B2 | Apparatus and method for aligning a light pointer with a medical interventional device trajectory | Human Necessities | 5 | Active |
| US5309100A | Flow measurement of incompressible fluid using divergence-free constraint | Physics | 4 | Expired |
| US7330576B2 | Quantification method of vessel calcification | Physics | 4 | Active |
| US7471814B2 | Curved-slab maximum intensity projections | Physics | 3 | Expired |
| US8055047B2 | Polyp detection using smoothed shape operators | Physics | 3 | Active |
| US7840504B2 | Learning enhanced simulated annealing | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.