Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375714 | Device and process to produce active oxygen ions in the air for improved air quality | Olaf Kiesewetter | 2002-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6375714 | Device and process to produce active oxygen ions in the air for improved air quality | Olaf Kiesewetter | 2002-04-23 |