RP

Ryan E. Perry

JM Joy Global Underground Mining: 2 patents #4 of 47Top 9%
📍 Venus, PA: #1 of 1 inventorsTop 100%
🗺 Pennsylvania: #1,174 of 7,891 inventorsTop 15%
Overall (2019): #125,017 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10215023 Trapping shoe lubrication system Troy Amsler 2019-02-26
10180336 Support structure for rotary sensor Stephen Bremerkamp, Joshua Lutz 2019-01-15