DY

Daniel Alberto Yerfino

📍 Mar del Plata, AR: #1 of 22 inventorsTop 5%
Overall (All Time): #1,626,052 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6017325 Disposable syringe with automatically retractable hypodermic needle Aldo Luis Ducler 2000-01-25
5993417 Disposable syringe with an automatically retractable hypodermic needle Aldo Luis Ducler 1999-11-30
5968016 Retractable hypodermic needle for disposable tubing guide Aldo Luis Ducler 1999-10-19