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| Patents for William Davis | |||||
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| Picture | Number | Date | Patentee | Title | |
| 2,255X | Jan. 24, 1815 | W. Davis | Cleaning wheat | ||
 | 6,213X | Nov. 01, 1830 | V. DeRivafinoli, C. Harsleben, W. Davis | Machine for washing gold ores and alluvial soils | |
| 7,298X | Nov. 22, 1832 | W. Davis | Machine for washing gold | ||
| 9,073X | Sep. 09, 1835 | W. Davis | Eradicating and curing corns | ||
| 9,617X | Apr. 28, 1836 | W. Davis | Sweeping and washing ores | ||
 | 221,622 | Nov. 11, 1879 | M.H. Sly | Combination Tool | |