Massachusetts Institute of Technology
8,402Patents
5,088Active
8,402Granted
60Portfolio score
Filing activity: Sep 21, 1964 → Oct 15, 2024 · 995 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6786896B1 | Robotic apparatus | Emerging Cross-Sectional Technologies | 2,287 | Expired |
| US5348259A | Flexible, articulable column | Emerging Cross-Sectional Technologies | 1,983 | Expired |
| US6249076A | Conducting polymer actuator | Emerging Cross-Sectional Technologies | 1,710 | Expired |
| US6377011B1 | Force feedback user interface for minimally invasive surgical simulator and teleoperator and other similar apparatus | Human Necessities | 1,493 | Expired |
| US4405829A | Cryptographic communications system and method | Physics | 1,432 | Expired |
| US5321501A | Method and apparatus for optical imaging with means for controlling the longitudinal range of the sample | Electricity | 1,175 | Expired |
| US6108703A | Global hosting system | Electricity | 1,155 | Expired |
| US6134003A | Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope | Electricity | 1,053 | Expired |
| US5907211A | High-efficiency, large stroke electromechanical actuator | Emerging Cross-Sectional Technologies | 1,053 | Expired |
| US8697359B1 | CRISPR-Cas systems and methods for altering expression of gene products | Chemistry; Metallurgy | 1,050 | Active |
| US5204055A | Three-dimensional printing techniques | Emerging Cross-Sectional Technologies | 1,049 | Expired |
| US5459570A | Method and apparatus for performing optical measurements | Electricity | 991 | Expired |
| US7741734B2 | Wireless non-radiative energy transfer | Emerging Cross-Sectional Technologies | 918 | Active |
| US5109850A | Automatic blood monitoring for medication delivery method and apparatus | Human Necessities | 856 | Expired |
| US5930026A | Nonemissive displays and piezoelectric power supplies therefor | Physics | 795 | Expired |
| US5814599A | Transdermal delivery of encapsulated drugs | Human Necessities | 761 | Expired |
| US6322901A | Highly luminescent color-selective nano-crystalline materials | Emerging Cross-Sectional Technologies | 721 | Expired |
| US5177685A | Automobile navigation system using real time spoken driving instructions | Physics | 716 | Expired |
| US6564087B1 | Fiber optic needle probes for optical coherence tomography imaging | Electricity | 697 | Expired |
| US6501551B1 | Fiber optic imaging endoscope interferometer with at least one faraday rotator | Electricity | 693 | Expired |
| US5543158A | Biodegradable injectable nanoparticles | Emerging Cross-Sectional Technologies | 687 | Expired |
| US5387380A | Three-dimensional printing techniques | Electricity | 675 | Expired |
| US5797898A | Microchip drug delivery devices | Human Necessities | 661 | Expired |
| US5961804A | Microencapsulated electrophoretic display | Physics | 604 | Expired |
| US5846708A | Optical and electrical methods and apparatus for molecule detection | Emerging Cross-Sectional Technologies | 591 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.