Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989552 | Method for making an integrated circuit device with dielectrically isolated tubs and related circuit | Daniel D. Leffel, William R. Lewis | 2006-01-24 |
| 6500717 | Method for making an integrated circuit device with dielectrically isolated tubs and related circuit | Daniel D. Leffel, William R. Lewis | 2002-12-31 |
| 4226648 | Method of making a hyperabrupt varactor diode utilizing molecular beam epitaxy | Yusuke Ota | 1980-10-07 |