JD

John A. Duff

3M: 1 patents #400 of 1,003Top 40%
📍 Holly Springs, NC: #18 of 60 inventorsTop 30%
🗺 North Carolina: #1,840 of 5,783 inventorsTop 35%
Overall (2023): #390,970 of 537,848Top 75%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11554233 Powered apparatus for a personal protection respiratory device Benjamin H. Cooper, Jason A. Graves, Henning T. Urban 2023-01-17