Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10941489 | Rotary friction welded blank for PECVD heated showerhead | Eric Russell Madsen | 2021-03-09 |
| 10266947 | Rotary friction welded blank for PECVD heated showerhead | Eric Russell Madsen | 2019-04-23 |