Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948722 | Apparatus and method for automatically leveling an object | James Sproatt, Alice Posley, Mark Eichhorn | 2005-09-27 |
| 6619693 | Apparatus and method for automatically leveling an object | James Sproatt, Alice Posley, Mark Eichhorn | 2003-09-16 |