JR

John Michael Richardson

📍 Devon, PA: #4 of 8 inventorsTop 50%
🗺 Pennsylvania: #2,519 of 7,891 inventorsTop 35%
Overall (2019): #404,448 of 560,194Top 75%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10344671 Helical follower internal combustion engine Evan Collins 2019-07-09