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| Patents for John Kirkpatrick | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,303X | Jul. 10, 1834 | J. Kirkpatrick | Self-balance steam valves | ||
| 8,849X | May 29, 1835 | J. Kirkpatrick | Boiler valves and cam of the steam engine | stationary boilers | |
| 24,152 | May 24, 1859 | J. Kirkpatrick, R. Nuttall | Cutting Screws | cutting-off and centering machines | |