Daniel Alberto Yerfino

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Mar del Plata, AR

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Patents Grantslast 30 patents

Information Patent Grant
Disposable syringe with automatically retractable hypodermic needle
- Patent number 6,017,325
- Issue date Jan 25, 2000
- Daniel Alberto Yerfino
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Disposable syringe with an automatically retractable hypodermic needle
- Patent number 5,993,417
- Issue date Nov 30, 1999
- Daniel Alberto Yerfino
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Retractable hypodermic needle for disposable tubing guide
- Patent number 5,968,016
- Issue date Oct 19, 1999
- Daniel Alberto Yerfino
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE