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| Patents for James Kerr | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,739X | Sep. 06, 1833 | J. Kerr | Hoisting water by wind pump | pumps | |
| AI56 | Oct. 14, 1842 | J. Potter, W. Grant, J. Kerr | Ships, sheet-iron steamboats, and other vessels | ||
| XC-1,900 | Sep. 23, 1865 | J. Kerr | Grain separator, called "Kerr's improved Grain Separator" | corn and grain separators | |