Ralph L. Davis
12Patents
10h-index
13Co-inventors
69Inventor score
Filing activity: Feb 14, 1979 → Sep 11, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5360413A | Needleless access device | Emerging Cross-Sectional Technologies | 432 | Expired |
| US4585436A | Peritoneal dialysis apparatus | Human Necessities | 142 | Expired |
| US4607868A | Universal connector | Emerging Cross-Sectional Technologies | 127 | Expired |
| US4560472A | Peritoneal dialysis apparatus | Human Necessities | 111 | Expired |
| US6221065A | "Self-priming needle-free ""Y""-adapter" | Emerging Cross-Sectional Technologies | 105 | Expired |
| US4902282A | Tuned cycler set | Human Necessities | 88 | Expired |
| US6228069A | Needleless access device | Emerging Cross-Sectional Technologies | 86 | Expired |
| US6044859A | Valve apparatus and method | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5741134A | Filter and universal adapter for use with dental aspirator tips | Human Necessities | 29 | Expired |
| US5688121A | Corrugated saliva ejector | Human Necessities | 22 | Expired |
| US10865904B2 | Valve assembly and method of making | Mechanical Engineering; Lighting; Heating | 1 | Active |
| USD261568S | Combined caddy for powdered products or the like and implements therefor | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.