John Richard Irwin

📍 Ogden, UT: #8 of 35 inventorsTop 25%

🗺 Utah: #733 of 2,515 inventorsTop 30%

Overall (2022): #396,276 of 548,613Top 75%

Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D966061	Railroad brake stick	Dan B. Follett	2022-10-11