H. Stuart Campbell

UN Unknown: 4 patents #4,220 of 83,584Top 6%

📍 Bear, DE: #125 of 286 inventorsTop 45%

🗺 Delaware: #3,234 of 7,163 inventorsTop 50%

Overall (All Time): #1,929,766 of 4,157,543Top 50%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
10207065	Mouthpiece for inhalers	Thomas P. Shanks	2019-02-19
D748242	Inhaler mouthpiece	Thomas P. Shanks	2016-01-26