Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4213799 | Improving the electrical conductivity of aluminum alloys through the addition of mischmetal | Stanley Shapiro, Ronald G. Hardy, Duncan G. Block | 1980-07-22 |
| 4213800 | Electrical conductivity of aluminum alloys through the addition of yttrium | William E. Mayo, Stanley Shapiro, Ronald G. Hardy, Duncan G. Block | 1980-07-22 |