Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10926165 | Game board with unremovable pieces | — | 2021-02-23 |
| 10864333 | Medical liquid warmer with auxiliary temperature sensor | William J. Hansen, John Matthew Rotterman | 2020-12-15 |