RJ

Ralph Ingerson, Jr.

RH Rri Holdings: 1 patents #1 of 3Top 35%
📍 Bel Air, MD: #2 of 21 inventorsTop 10%
🗺 Maryland: #310 of 1,619 inventorsTop 20%
Overall (1994): #40,491 of 165,921Top 25%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5330351 Trefoil construction for rotary kilns George E. Ransom, Jr., George E. Ransom, III 1994-07-19