Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9782048 | Vacuum assist scraper tool | Robert M. Witter, John J. Fitzsimmons | 2017-10-10 |
| D789634 | Vacuum assist scraper tool | Robert M. Witter, John J. Fitzsimmons, Jacob Pleume | 2017-06-13 |