NR

Nathan Ritchie

HL Holset Engineering Company, Limited: 1 patents #2 of 4Top 50%
📍 Columbus, IN: #19 of 65 inventorsTop 30%
🗺 Indiana: #372 of 1,697 inventorsTop 25%
Overall (1994): #87,877 of 165,921Top 55%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5277560 Ring valve type air compressor with deformable ring valves Dan L. Streutker 1994-01-11