Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10196198 | Stacked article retrieval apparatus | William T. Ahlborn, Douglas J. Arnold, Mark Oman, Linnea L. Esberg, Keith S. Everson +2 more | 2019-02-05 |
| 8028829 | Laundry fragrance dispersion system using tumble sheets | Douglas J. Arnold | 2011-10-04 |