Ji-Feng Chen
37Patents
13h-index
47Co-inventors
81Inventor score
Filing activity: Nov 7, 1988 → Dec 9, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8685086B2 | Apparatus and method for replacing a diseased cardiac valve | Human Necessities | 561 | Active |
| US8105375B2 | Method for implanting a cardiovascular valve | Emerging Cross-Sectional Technologies | 112 | Active |
| US6534004B2 | Processing of implantable animal tissues for dry storage | Human Necessities | 83 | Expired |
| US7914576B2 | Apparatus and methods for repair of a cardiac valve | Human Necessities | 65 | Active |
| US6802806B2 | Apparatus for use with an inflow cannula of ventricular assist device | Human Necessities | 60 | Expired |
| US5006104A | Heart pump having contractible guide mechanism for pusher plate | Human Necessities | 52 | Expired |
| US7871431B2 | Apparatus for treating atherosclerosis | Human Necessities | 38 | Active |
| US6186999A | Rigid clampable cannula | Human Necessities | 37 | Expired |
| US8715343B2 | Apparatus and method for delivering an implantable medical device to a diseased cardiac valve | Human Necessities | 34 | Active |
| US7473237B2 | Apparatus for auto-retroperfusion of a coronary vein | Human Necessities | 27 | Active |
| US9763562B2 | Medical device sheath | Human Necessities | 24 | Active |
| US6290639A | Conduit for a mechanical circulatory device | Human Necessities | 15 | Expired |
| US8480733B2 | Apparatus and methods for repair of a cardiac valve | Human Necessities | 13 | Active |
| US8870752B2 | Medical device sheath | Human Necessities | 13 | Active |
| US8193541B2 | Light emitting diode structure having a conductive thin film for connecting a light emitting stack to an electrode and LED packaging structure using the same | Electricity | 8 | Active |
| US7883910B2 | Light emitting diode structure, LED packaging structure using the same and method of forming the same | Electricity | 8 | Active |
| US8759865B2 | Light emitting diode chip, light emitting diode package structure, and method for forming the same | Electricity | 8 | Active |
| US8979822B2 | Catheter assembly | Human Necessities | 6 | Active |
| US8926130B2 | Illumination device and assembling method thereof | Emerging Cross-Sectional Technologies | 5 | Active |
| US8808234B2 | Catheter assembly | Human Necessities | 4 | Active |
| US9610160B2 | Method for implanting a cardiovascular valve | Emerging Cross-Sectional Technologies | 2 | Active |
| US9513502B2 | Flexible display | Electricity | 2 | Active |
| US8960983B2 | Profiled light guide plate, backlight module and liquid crystal displace device | Physics | 1 | Active |
| US10010416B2 | Apparatus and method for replacing a diseased cardiac valve | Human Necessities | 1 | Active |
| US9687647B2 | System and method for wound healing | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.