Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4588658 | Differentially coated galvanized steel strip | Ram S. Patil, Donald F. Johnson | 1986-05-13 |
| 4528935 | Differentially coated galvanized steel strip and method and apparatus for producing same | Ram S. Patil, Donald F. Johnson | 1985-07-16 |
| 4513033 | Differentially coated galvanized steel strip and method and apparatus for producing same | Ram S. Patil, Donald F. Johnson | 1985-04-23 |