Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559601 | Plasma vacuum pump | Wayne Johnson, Raphael A. Dandl | 2003-05-06 |
| 6422825 | Plasma vacuum pumping cell | Raphael A. Dandl, Wayne Johnson | 2002-07-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559601 | Plasma vacuum pump | Wayne Johnson, Raphael A. Dandl | 2003-05-06 |
| 6422825 | Plasma vacuum pumping cell | Raphael A. Dandl, Wayne Johnson | 2002-07-23 |