RC

Ralph W. Colpitts

📍 Chesterfield, MO: #1,900 of 6,461 inventorsTop 30%
🗺 Missouri: #6,609 of 23,789 inventorsTop 30%
Overall (All Time): #1,685,083 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4360344 Composite denture combining soft polyurethane and hard polymer components 1982-11-23
4281992 Prosthetic denture prepared from polyurethane elastomer Jens H. Wendt 1981-08-04
4225696 Prosthetic denture prepared from polyurethane elastomer Jens H. Wendt 1980-09-30