Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347925 | Method of calibrating an air sensor | Hong Zhang, Gerd Lanfermann | 2016-05-24 |
| 9259498 | Air treatment device | — | 2016-02-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347925 | Method of calibrating an air sensor | Hong Zhang, Gerd Lanfermann | 2016-05-24 |
| 9259498 | Air treatment device | — | 2016-02-16 |