Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074514 | Liquid level sensor with conductive torsion springs | — | 2011-12-13 |
| 8061263 | Sensor head and brew cup for a beverage brewing device | Gary R. Hannah | 2011-11-22 |
| 7946051 | Hands free wall marking device | Gary R. Hannah | 2011-05-24 |