Regents of the University of Minnesota
2,306Patents
1,362Active
2,306Granted
59Portfolio score
Filing activity: Jul 2, 1970 → Jan 16, 2025 · 232 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5334217A | Septal defect closure device | Human Necessities | 1,008 | Expired |
| US5772905A | Nanoimprint lithography | Emerging Cross-Sectional Technologies | 826 | Expired |
| US4636217A | Anterior spinal implant | Emerging Cross-Sectional Technologies | 735 | Expired |
| US5027281A | Method and apparatus for scanning and recording of coordinates describing three dimensional objects of complex and unique geometry | Human Necessities | 618 | Expired |
| US5554181A | Stent | Human Necessities | 553 | Expired |
| US5257203A | Method and apparatus for manipulating computer-based representations of objects of complex and unique geometry | Physics | 534 | Expired |
| US5121333A | Method and apparatus for manipulating computer-based representations of objects of complex and unique geometry | Human Necessities | 513 | Expired |
| US6077291A | Septal defect closure device | Human Necessities | 495 | Expired |
| US5128870A | Automated high-precision fabrication of objects of complex and unique geometry | Human Necessities | 491 | Expired |
| US5184306A | Automated high-precision fabrication of objects of complex and unique geometry | Human Necessities | 476 | Expired |
| US6852487B1 | Detection of nucleic acid sequence differences using the ligase detection reaction with addressable arrays | Chemistry; Metallurgy | 464 | Expired |
| US4847772A | Vehicle detection through image processing for traffic surveillance and control | Physics | 448 | Expired |
| US4927407A | Cardiac assist pump with steady rate supply of fluid lubricant | Human Necessities | 422 | Expired |
| US6077281A | Septal defect closure device | Human Necessities | 402 | Expired |
| US6272370A | MR-visible medical device for neurological interventions using nonlinear magnetic stereotaxis and a method imaging | Human Necessities | 373 | Expired |
| US6061793A | Method and apparatus for embedding data, including watermarks, in human perceptible sounds | Electricity | 368 | Expired |
| US6548982B1 | Miniature robotic vehicles and methods of controlling same | Performing Operations; Transporting | 365 | Expired |
| US6773443B2 | Method and apparatus for taking a biopsy | Human Necessities | 356 | Expired |
| US5345375A | System and method for reducing harmonic currents by current injection | Emerging Cross-Sectional Technologies | 328 | Expired |
| US6309580A | Release surfaces, particularly for use in nanoimprint lithography | Emerging Cross-Sectional Technologies | 322 | Expired |
| US5842199A | System, method and article of manufacture for using receiver operating curves to evaluate predictive utility | Emerging Cross-Sectional Technologies | 315 | Expired |
| US5127730A | Multi-color laser scanning confocal imaging system | Physics | 276 | Expired |
| US7335165B2 | Method and apparatus for taking a biopsy | Human Necessities | 275 | Expired |
| US4772264A | Catheter introduction set | Human Necessities | 272 | Expired |
| US6031914A | Method and apparatus for embedding data, including watermarks, in human perceptible images | Electricity | 265 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.