Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7350883 | Detecting elevator brake and other dragging by monitoring motor current | James L. Hubbard, Michael Mann | 2008-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7350883 | Detecting elevator brake and other dragging by monitoring motor current | James L. Hubbard, Michael Mann | 2008-04-01 |