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| Patents for Isaac Knight | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,404X | Mar. 18, 1829 | I. Knight | Railway carriages | railroad cars and carriages | |
| 8,304X | Jul. 10, 1834 | I. Knight | Railway carriages (patented Mar. 18, 1829, reissued) | railroad cars and carriages | |
| 9,624X | Apr. 28, 1836 | I. Knight | Railroad car | ||
| 9,677X | May 23, 1836 | I. Knight | Building stores | ||