Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886982 | Power transistor with improved resistance to direct secondary breakdown | Giovanni Siepe | 1989-12-12 |
| 4821136 | Power transistor with self-protection against direct secondary breakdown | Bruno Murari | 1989-04-11 |