Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10879030 | Dynamic electron impact ion source | David G. Welkie | 2020-12-29 |
| 10692712 | Ion transfer from electron ionization sources | David G. Welkie | 2020-06-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10879030 | Dynamic electron impact ion source | David G. Welkie | 2020-12-29 |
| 10692712 | Ion transfer from electron ionization sources | David G. Welkie | 2020-06-23 |