RS

Ralph Louis Spengler

Johnson & Johnson: 2 patents #3,442 of 7,810Top 45%
📍 Long Valley, NJ: #108 of 243 inventorsTop 45%
🗺 New Jersey: #29,833 of 69,400 inventorsTop 45%
Overall (All Time): #2,236,514 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6045571 Multifilament surgical cord Donald G. Hill, Margaret D'Aversa, Ilya Koyfman, Crawford R. Britt, Robert J. Cerwin +1 more 2000-04-04
5144961 Endoscopic ligating device Chao-Chen Chen 1992-09-08