Edward P. Percarpio
19Patents
15h-index
3Co-inventors
63Inventor score
Filing activity: Jun 25, 1975 → Dec 16, 1983
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4106497A | Multiple sample needle assembly with indicator means | Human Necessities | 107 | Expired |
| US4226333A | Cannula pierceable self-sealing closure | Human Necessities | 79 | Expired |
| US4338764A | Closure inserting method | Human Necessities | 78 | Expired |
| US4886072A | Multiple sample needle assembly with vein indicator | Human Necessities | 77 | Expired |
| US4465200A | Low contamination closure for blood collection tubes | Human Necessities | 69 | Expired |
| US4212308A | Parallel-flow one-way blood sampling device | Emerging Cross-Sectional Technologies | 69 | Expired |
| US4111326A | Closure for air evacuated container | Human Necessities | 64 | Expired |
| US4187952A | Cannula pierceable, self-sealing closure | Human Necessities | 59 | Expired |
| US4186840A | Cannulapierceable, self-sealing closure | Human Necessities | 59 | Expired |
| US4136794A | Cannula pierceable, self-sealing closure | Human Necessities | 58 | Expired |
| US4290534A | Cannula pierceable self-sealing closure | Human Necessities | 55 | Expired |
| US4293078A | Vacuum indicator closure for a blood collection tube | Performing Operations; Transporting | 54 | Expired |
| US4301936A | Cannula pierceable self-sealing closure | Human Necessities | 52 | Expired |
| US4295572A | Cannula pierceable self-sealing closure | Human Necessities | 26 | Expired |
| US4421123A | Multiple sample needle valve | Human Necessities | 22 | Expired |
| US3963394A | Bladder for shaping pneumatic tire | Performing Operations; Transporting | 14 | Expired |
| US4317456A | Multiple sample needle with anti-backflow valve | Human Necessities | 13 | Expired |
| US4155350A | Integrated blood collection system | Human Necessities | 10 | Expired |
| USD272856S | Stopper for test tubes and the like | General | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.