Donald C. Johnson

📍 Fremont, OH: #3 of 5 inventorsTop 60%

🗺 Ohio: #2,196 of 7,190 inventorsTop 35%

Overall (2022): #470,850 of 548,613Top 90%

Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D944373	Portable fire place	—	2022-02-22