Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920668 | Filter device | Markus Hirsch, Zhang Yuan | 2018-03-20 |
| 9212576 | Filter device | Markus Hirsch, Zhang Yuan | 2015-12-15 |
| 8920650 | Filter device | Zhang Yuan | 2014-12-30 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920668 | Filter device | Markus Hirsch, Zhang Yuan | 2018-03-20 |
| 9212576 | Filter device | Markus Hirsch, Zhang Yuan | 2015-12-15 |
| 8920650 | Filter device | Zhang Yuan | 2014-12-30 |