Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711762 | Aluminum base alloys of the A1-Cu-Mg-Zn type | Bernard W. Lifka | 1987-12-08 |
| 4412869 | Aluminum alloy tube product and method | Ralph W. Rogers, Jr., Harry C. Stumpf | 1983-11-01 |
| 4412870 | Wrought aluminum base alloy products having refined intermetallic phases and method | Ralph W. Rogers, Jr., Harry C. Stumpf | 1983-11-01 |
| 4409036 | Aluminum alloy sheet product suitable for heat exchanger fins and method | Ralph W. Rogers, Jr., Harry C. Stumpf | 1983-10-11 |
| 4406717 | Wrought aluminum base alloy product having refined Al-Fe type intermetallic phases | Ralph W. Rogers, Jr., Harry C. Stumpf | 1983-09-27 |