Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10505247 | Circulator device with two magnet-free circulators | Lars Ridell Virtanen | 2019-12-10 |
| 10270149 | Circulator device with two magnet-free circulators | Lars Ridell Virtanen | 2019-04-23 |