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| Patents for Elisha K. Root | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,553X | Mar. 30, 1836 | E.K. Root | Machine for manufacturing axes | tool making machines | |
| 1,027 | Dec. 10, 1838 | E.K. Root | Method of punching or forming the eyes of axes, hatchets, &c. | tool making machines | |
| 5,731 | Aug. 22, 1848 | E.K. Root | Machinery for dressing axes | tool making machines | |