JD

Joseph Ditzig

IN Ingersoll-Rand: 1 patents #3 of 23Top 15%
📍 Portland, PA: #1 of 1 inventorsTop 100%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #95,828 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4821812 Down hole drill improvement — 1989-04-18