Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620558 | Etching of copper-containing devices | Karrie Hanson, Barry Miller, Akshay V. Shah, Ken Takahashi | 1997-04-15 |
| 5376236 | Process for etching titanium at a controllable rate | Karrie Hanson, Ken Takahashi | 1994-12-27 |
| 5298117 | Etching of copper-containing devices | Karrie Hanson, Barry Miller, Akshay V. Shah, Ken Takahashi | 1994-03-29 |