Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5234662 | Low density aluminum lithium alloy | David J. Chellman, Frank W. Gayle, Richard A. Rainen, Michael H. Skillingberg | 1993-08-10 |
| 4248630 | Method of adding alloy additions in melting aluminum base alloys for ingot casting | — | 1981-02-03 |