OS

Otilia Sfredel

📍 Chicago, IL: #166 of 1,801 inventorsTop 10%
🗺 Illinois: #956 of 9,120 inventorsTop 15%
Overall (2019): #74,396 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10508427 Safety cleanout cap Costel Sfredel 2019-12-17
D852333 Clean-out cap Costel Sfredel 2019-06-25
D852334 Clean-out cap Costel Sfredel 2019-06-25