Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816422 | Fabrication of large power semiconductor composite by wafer interconnection of individual devices | Alexander J. Yerman | 1989-03-28 |
| 4803450 | Multilayer circuit board fabricated from silicon | James F. Burgess, Homer H. Glascock, II, Harold F. Webster, James A. Loughran | 1989-02-07 |