Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7824475 | Air cleaning device | Hans-Jacob Fromreide | 2010-11-02 |
| 7427313 | Air purification device | Hans-Jacob Fromreide | 2008-09-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7824475 | Air cleaning device | Hans-Jacob Fromreide | 2010-11-02 |
| 7427313 | Air purification device | Hans-Jacob Fromreide | 2008-09-23 |