JF

James L. Frank

📍 Montréal, CA: #189 of 811 inventorsTop 25%
Overall (2022): #418,973 of 548,613Top 80%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11219992 Spring winding apparatus and method of use 2022-01-11