THE JOHNS HOPKINS UNIVERSITY
3,238Patents
2,140Active
3,238Granted
60Portfolio score
Filing activity: Mar 9, 1971 → Sep 12, 2024 · 368 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4494950A | Plural module medication delivery system | Emerging Cross-Sectional Technologies | 1,921 | Expired |
| US4373527A | Implantable, programmable medication infusion system | Emerging Cross-Sectional Technologies | 1,383 | Expired |
| US8152756B2 | Active cannula for bio-sensing and surgical intervention | Human Necessities | 1,027 | Active |
| US6572629B2 | Gastric reduction endoscopy | Human Necessities | 1,024 | Expired |
| US4731051A | Programmable control means for providing safe and controlled medication infusion | Human Necessities | 791 | Expired |
| US4573994A | Refillable medication infusion apparatus | Human Necessities | 729 | Expired |
| US6440706B1 | Digital amplification | Chemistry; Metallurgy | 635 | Expired |
| US5443497A | Percutaneous prosthetic by-pass graft and method of use | Human Necessities | 599 | Expired |
| US4844076A | Ingestible size continuously transmitting temperature monitoring pill | Emerging Cross-Sectional Technologies | 564 | Expired |
| US4008717A | System for continuous withdrawal and analysis of blood | Emerging Cross-Sectional Technologies | 553 | Expired |
| US8398541B2 | Interactive user interfaces for robotic minimally invasive surgical systems | Human Necessities | 475 | Active |
| US5217010A | ECG amplifier and cardiac pacemaker for use during magnetic resonance imaging | Human Necessities | 435 | Expired |
| US4561443A | Coherent inductive communications link for biomedical applications | Emerging Cross-Sectional Technologies | 416 | Expired |
| US6753147B2 | Digital amplification | Chemistry; Metallurgy | 412 | Expired |
| US6390996B1 | CPR chest compression monitor | Physics | 392 | Expired |
| US5436150A | Functional domains in flavobacterium okeanokoities (foki) restriction endonuclease | Chemistry; Metallurgy | 384 | Expired |
| US4822566A | Optimized capacitive sensor for chemical analysis and measurement | Emerging Cross-Sectional Technologies | 368 | Expired |
| US6661345B1 | Alertness monitoring system | Physics | 358 | Expired |
| US7118531B2 | Ingestible medical payload carrying capsule with wireless communication | Physics | 356 | Expired |
| US5626862A | Controlled local delivery of chemotherapeutic agents for treating solid tumors | Human Necessities | 349 | Expired |
| US4928674A | Cardiopulmonary resuscitation and assisted circulation system | Human Necessities | 346 | Expired |
| US5356802A | Functional domains in flavobacterium okeanokoites (FokI) restriction endonuclease | Chemistry; Metallurgy | 330 | Expired |
| US4141365A | Epidural lead electrode and insertion needle | Human Necessities | 328 | Expired |
| US5010892A | Body lumen measuring instrument | Human Necessities | 318 | Expired |
| US6719750B2 | Devices for intraocular drug delivery | Human Necessities | 313 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.