Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638871 | Extruded multiple plastic layer coating bonded to a metal tube and process for making the same | Ralph A. Iorio, James D. McDaniel, Frank L. Mitchell, Tao Nie | 1997-06-17 |
| 5590691 | Extruded multiple plastic layer coating bonded to a metal tube | Ralph A. Iorio, James D. McDaniel, Frank L. Mitchell, Tao Nie | 1997-01-07 |