Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660075 | Wire drawing die having improved physical properties | David M. Johnson | 1997-08-26 |
| 4445989 | Ceramic anodes for corrosion protection | Ashok Kumar, Ellen G. Segan, John M. Bukowski | 1984-05-01 |