Nathan Gregg Barr

📍 Portland, ME: #11 of 38 inventorsTop 30%

🗺 Maine: #93 of 321 inventorsTop 30%

Overall (2025): #270,790 of 469,880Top 60%

Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
12303802	Multilayered model assemblies	—	2025-05-20