Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376755 | Composite lead for conducting an electrical current between 75-80K and 4.5K temperatures | Yehia Negm, George O. Zimmerman, Robert E. Powers, Alvaro Kaplan | 1994-12-27 |
| 5296459 | Method for making an electrically conductive contact for joining high T.sub . | Yehia Negm, George O. Zimmerman | 1994-03-22 |