Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482681 | Hydrogen implant for buffer zone of punch-through non epi IGBT | Richard Francis | 2002-11-19 |
| 6426248 | Process for forming power MOSFET device in float zone, non-epitaxial silicon | Richard Francis | 2002-07-30 |