Jeff Ley — 2 Patents at Joy Global Underground Mining

Jeff Ley — 2 Patents

JMJoy Global Underground Mining: 1 patents #59 of 130Top 50%

JDJoy Mm Delaware: 1 patents #73 of 162Top 50%

Cranberry, PA: #14 of 50 inventorsTop 30%

Pennsylvania: #30,766 of 74,527 inventorsTop 45%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

Jeff Ley has been granted 2 US patents while listed as an inventor at Joy Global Underground Mining. The first was granted in 2016 and the most recent in February 2021. Jeff Ley ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jeff Ley in Cranberry, PA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
10920588	Adaptive pitch steering in a longwall shearing system	Matthew Beilstein, Colten LeViere	2021-02-16
9416658	Fluid tank balancing system for mining machine	Kyle Melat	2016-08-16

Jeff Ley — 2 Patents

Issued Patents All Time

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