Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11378437 | Fluid level gauge or reservoir with built-in light source | Carolyn M. Boldt | 2022-07-05 |
| 10732019 | Fluid level gauge or reservoir with built-in light source | Carolyn M. Boldt | 2020-08-04 |