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| Patents for Thomas C. Theaker | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,411 | Jan. 20, 1844 | T.C. Theaker | Head and tail blocks of sawmills | sawmill headblocks | |
| 7,353 | May 07, 1850 | T.C. Theaker | Improvement in Oscillating Valves of Steam Engines | steam engine valves | |
| 7,389 | May 21, 1850 | T.C. Theaker | Apparatus for setting logs in sawmills | sawmill accessories | |