Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6156164 | Virtual shutter method and apparatus for preventing damage to gallium arsenide substrates during processing | Doug Caldwell, Glyn Reynolds | 2000-12-05 |
| 6117279 | Method and apparatus for increasing the metal ion fraction in ionized physical vapor deposition | Doug Caldwell, Jim Zibrida, Bruce Gittleman, Thomas J. Licata | 2000-09-12 |