Queen's University at Kingston
385Patents
166Active
385Granted
51Portfolio score
Filing activity: Jun 17, 1975 → May 27, 2024 · 39 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5508169A | Indexing linkers | Emerging Cross-Sectional Technologies | 374 | Expired |
| US4246660A | Artificial ligament | Emerging Cross-Sectional Technologies | 288 | Expired |
| US4769040A | Tibial prosthesis | Human Necessities | 256 | Expired |
| US7371238B2 | Method and device for treating scoliosis | Human Necessities | 254 | Expired |
| US6974417B2 | Ultrasound transducer array | Electricity | 199 | Expired |
| US5636255A | Method and apparatus for CT image registration | Human Necessities | 196 | Expired |
| US4574794A | Orthopaedic bone cutting jig and alignment device | Human Necessities | 193 | Expired |
| US4900305A | Ambulatory infusion pump | Emerging Cross-Sectional Technologies | 156 | Expired |
| US4444181A | Bone clip | Human Necessities | 155 | Expired |
| US6493637B1 | Coincidence detection method, products and apparatus | Physics | 146 | Expired |
| US8444651B2 | Patient-specific surgical guidance tool and method of use | Performing Operations; Transporting | 138 | Active |
| US4456006A | Contracting bone clip | Human Necessities | 136 | Expired |
| US5205921A | Method for depositing bioactive coatings on conductive substrates | Human Necessities | 129 | Expired |
| US5021061A | Prosthetic patello-femoral joint | Human Necessities | 128 | Expired |
| US5651839A | Process for engineering coherent twin and coincident site lattice grain boundaries in polycrystalline materials | Emerging Cross-Sectional Technologies | 128 | Expired |
| US5352266A | Nanocrystalline metals and process of producing the same | Emerging Cross-Sectional Technologies | 101 | Expired |
| US6165975A | Microdose therapy | Human Necessities | 88 | Expired |
| US4300245A | Pneumatic leg | Emerging Cross-Sectional Technologies | 87 | Expired |
| US7762665B2 | Method and apparatus for communication between humans and devices | Physics | 86 | Active |
| US6231187A | Method and apparatus for detecting eye movement | Human Necessities | 83 | Expired |
| US5955490A | Photochemotherapeutic method using 5-aminolevulinic acid and other precursors of endogenous porphyrins | Emerging Cross-Sectional Technologies | 83 | Expired |
| US8016818B2 | Tactile amplification instrument and method of use | Human Necessities | 81 | Active |
| US5010608A | Support system for reducing formation of decubitus ulcers | Human Necessities | 80 | Expired |
| US7809160B2 | Method and apparatus for calibration-free eye tracking using multiple glints or surface reflections | Physics | 79 | Active |
| US8730266B2 | System and method for integrating gaze tracking with virtual reality or augmented reality | Human Necessities | 76 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.