Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881115 | Bipolar semiconductor device having a conductive recombination layer | Lowell E. Clark | 1989-11-14 |
| 4837177 | Method of making bipolar semiconductor device having a conductive recombination layer | Lowell E. Clark | 1989-06-06 |
| 4832996 | Semiconductor die for plastic encapsulation having an adhesion promoter | Ronald E. Thomas, George W. Hawkins | 1989-05-23 |