Wouter E. Roorda
106Patents
23h-index
92Co-inventors
93Inventor score
Filing activity: Jan 21, 1994 → Jan 25, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6071305A | Directional drug delivery stent and method of use | Human Necessities | 667 | Expired |
| US6283949A | Refillable implantable drug delivery pump | Emerging Cross-Sectional Technologies | 340 | Expired |
| US6544543B1 | Periodic constriction of vessels to treat ischemic tissue | Human Necessities | 241 | Expired |
| US6663880B1 | Permeabilizing reagents to increase drug delivery and a method of local delivery | Human Necessities | 237 | Expired |
| US6652579B1 | Radiopaque stent | Human Necessities | 180 | Expired |
| US5972369A | Diffusional implantable delivery system | Human Necessities | 169 | Expired |
| US5540912A | Viscous suspensions of controlled-release drug particles | Human Necessities | 164 | Expired |
| US7247313B2 | Polyacrylates coatings for implantable medical devices | Human Necessities | 118 | Expired |
| US5620700A | Injectable drug delivery system and method | Human Necessities | 100 | Expired |
| US5543156A | Bioerodible devices and compositions for diffusional release of agents | Human Necessities | 80 | Expired |
| US8398676B2 | Closure device | Human Necessities | 77 | Active |
| US7175873B1 | Rate limiting barriers for implantable devices and methods for fabrication thereof | Human Necessities | 62 | Expired |
| US5783205A | Injectable drug delivery system and method | Human Necessities | 57 | Expired |
| US5571525A | Erosion rate modifier for use in bioerodible drug delivery devices and method of use | Chemistry; Metallurgy | 56 | Expired |
| US7504125B1 | System and method for coating implantable devices | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6818247B1 | Ethylene vinyl alcohol-dimethyl acetamide composition and a method of coating a stent | Human Necessities | 43 | Expired |
| US7014861B2 | Permeabilizing reagents to increase drug delivery and a method of local delivery | Human Necessities | 34 | Expired |
| US8226681B2 | Methods, devices, and apparatus for managing access through tissue | Human Necessities | 33 | Active |
| US8657852B2 | Closure device | Human Necessities | 29 | Active |
| US8815278B2 | Drug delivery device and method | Human Necessities | 27 | Active |
| US6833153B1 | Hemocompatible coatings on hydrophobic porous polymers | Human Necessities | 26 | Expired |
| US8603116B2 | Closure device with long tines | Human Necessities | 26 | Active |
| US7713541B1 | Zwitterionic terpolymers, method of making and use on medical devices | Chemistry; Metallurgy | 23 | Active |
| US9414824B2 | Closure devices, systems, and methods | Human Necessities | 22 | Active |
| US7491233B1 | Purified polymers for coatings of implantable medical devices | Human Necessities | 20 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.