Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6608318 | Ionization chamber for reactive samples | Patrick D. Perkins | 2003-08-19 |
| 6545271 | Mask plate with lobed aperture | Patrick D. Perkins | 2003-04-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6608318 | Ionization chamber for reactive samples | Patrick D. Perkins | 2003-08-19 |
| 6545271 | Mask plate with lobed aperture | Patrick D. Perkins | 2003-04-08 |