Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9107554 | Cleaning implements having magnetic means | Daniel A. Rothweil | 2015-08-18 |
| 7743455 | Cleaning implements having magnetic means | Daniel A. Rothweil | 2010-06-29 |
| 7681276 | Cleaning implements having magnetic means | Daniel A. Rothweil | 2010-03-23 |