Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501078 | Ion extraction assembly | Geoffrey Ryding, Theodore H. Smick, Takao Sakase | 2002-12-31 |
| 6437351 | Method and apparatus for controlling a workpiece in a vacuum chamber | Theodore H. Smick, Geoffrey Ryding | 2002-08-20 |