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| Patents for David Evans | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,237X | Oct. 02, 1820 | D. Evans | Knapping hats with rabbits' fur | ||
| 6,733X | Aug. 26, 1831 | D. Evans | Fly wheel press | ||
| 8,097X | Mar. 19, 1834 | D. Evans | Band pulley (Hoisting machine) | ||
| 9,259X | Nov. 26, 1835 | D. Evans | Platform turning for rail-roads | ||
| 94,878 | Sep. 14, 1869 | D. Evans | Improvement in circular saw-mill | circular sawmills | |
| 190,840 | May 15, 1877 | W. Snyder, D. Evans | Improvement in gang-edgers | circular ripsaws | |