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| Patents for William Sisson | |||||
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| Number | Date | Patentee | Title | Type | |
| 33,370 | Sep. 24, 1861 | W. Sisson | Improvement in stave-machines | barrel making machines | |
| 114,359 | May 02, 1871 | W. Sisson | Improvement in machines for cutting staves | barrel making machines | |
| 222,085 | Nov. 25, 1879 | W. Sisson | Improvement in stave-cutting machines | barrel making machines | |