PK

Paul Kalisch

Overall (All Time): #1,697,764 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12234693 Movable drill rod spacer assembly Jesse David PLEYSIER 2025-02-25
11255140 Drill rod handler Brendan James Moran 2022-02-22