Patent assignee · US · UNIVERSITY

Duke University

2,014Patents
1,338Active
2,014Granted
60Portfolio score

Filing activity: Jun 28, 1977 → Feb 28, 2025 · 261 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5342393A Method and device for vascular repair Emerging Cross-Sectional Technologies 823 Expired
US5059211A Absorbable vascular stent Human Necessities 631 Expired
US5306286A Absorbable stent Human Necessities 579 Expired
US5527337A Bioabsorbable stent and method of making the same Emerging Cross-Sectional Technologies 545 Expired
US5455233A Oligoribonucleoside and oligodeoxyribonucleoside boranophosphates Emerging Cross-Sectional Technologies 469 Expired
US5109844A Retinal microstimulation Human Necessities 451 Expired
US6911132B2 Apparatus for manipulating droplets by electrowetting-based techniques Performing Operations; Transporting 427 Expired
US5687746A Dry powder delivery system Emerging Cross-Sectional Technologies 350 Expired
US4321930A Apparatus for monitoring metabolism in body organs Human Necessities 327 Expired
US7351975B2 Sensor system for identifying and tracking movements of multiple sources Emerging Cross-Sectional Technologies 322 Active
US5522854A Method and apparatus for the prevention of arrhythmia by nerve stimulation Human Necessities 318 Expired
US6711436B1 Compositions, apparatus and methods for facilitating surgical procedures Human Necessities 301 Expired
US5411525A Dual capacitor biphasic defibrillator waveform generator employing selective connection of capacitors for each phase Human Necessities 289 Expired
US5222501A Methods for the diagnosis and ablation treatment of ventricular tachycardia Human Necessities 281 Expired
US4281645A Method and apparatus for monitoring metabolism in body organs Human Necessities 262 Expired
US6007538A Sternal closure device Emerging Cross-Sectional Technologies 250 Expired
US5459039A Methods for mapping genetic mutations Chemistry; Metallurgy 245 Expired
US4223680A Method and apparatus for monitoring metabolism in body organs in vivo Human Necessities 243 Expired
US5744898A Ultrasound transducer array with transmitter/receiver integrated circuitry Electricity 239 Expired
US6217580A Methods of closing a patient's sternum following median sternotomy Emerging Cross-Sectional Technologies 233 Expired
US6911964B2 Frame buffer pixel circuit for liquid crystal display Physics 229 Expired
US5323781A Methods for the diagnosis and ablation treatment of ventricular tachycardia Human Necessities 227 Expired
US5926568A Image object matching using core analysis and deformable shape loci Physics 225 Expired
US9858531B1 Fault tolerant scalable modular quantum computer architecture with an enhanced control of multi-mode couplings between trapped ion qubits Physics 224 Active
US6066096A Imaging probes and catheters for volumetric intraluminal ultrasound imaging and related systems Emerging Cross-Sectional Technologies 221 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.