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| Patents for William Dent | |||||
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| Number | Date | Patentee | Title | Type | |
| 13,989 | Dec. 25, 1855 | W.W. Hurlbut | Method of hanging circular saws | circular saws | |
| 14,241 | Feb. 12, 1856 | W.W. Hurlbut | Method of hanging and adjusting circular saws | circular saws | |
| 14,455 | Mar. 18, 1856 | D.N. Hurlbut | Arrangement of rotary planing-knives | cutterheads | |
| 159,551 | Feb. 09, 1875 | A.B. Kingsbury | Improvement in machines for crozing staves | barrel making machines | |