Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887492 | Method for making low alpha count lead | Edward F. G. Milner, Robert W. Smyth, Gerald W. Toop | 1989-12-19 |
| 4838935 | Method for making tungsten-titanium sputtering targets and product | Hans Rensing | 1989-06-13 |